2017-12-13 

Rein Rõõm

Publications 

chronologically stacked complete list 

Last updated: December 13, 2017
  1. Zirk, M., R. Rõõm, A. Männik, A. Luhamaa, M. Kaasik, S. Traud (2014) : Numerical Buoyancy-Wave Model for Wave Stress and Drag Simulations in the Atmosphere. Commun. Comput. Phys. Vol. 15, No. 1, pp. 206-245.
  2. Rõõm, R., Zirk, M. (2013). BuoyancyWave Interaction with Critical Levels in the Atmosphere. In: Geophysical Research Abstracts, Vol. 15, EGU2013-10274, 2013
  3. Zirk, M. Rõõm, R. (2011). Orographic Drag Formation in Nonhydrostatic Pressure-Coordinate Dynamics I. Spectral Drag Resonances. In: Geophysical Research Abstracts:, 2011, 4884.
  4. Luhamaa, A., Kimmel, K., Männik, A., Rõõm, R. (2010). High Resolution Re-analysis for the Baltic Sea Region During 1965-2005 Period. Climate Dynamics, 36, 729 - 738.
  5. Viik, T., Rõõm, R. (2008). Radiation field in a semi-infinite homogeneous atmosphere with internal sources. Journal of Quantitative Spectroscopy and Radiative Transfer, 109, 363 - 377.
  6. Zirk, M., Rõõm, R. (2008). Resonance states in the stationary buoyancy wave spectrum. In: Geophysical Research Abstracts:, 2008, 09411.
  7. Rõõm, R., Männik, A., Luhamaa, A. (2007). Nonhydrostatic semi-elastic hybrid-coordinate SISL extension of HIRLAM. Part I: Numerical scheme . Tellus: Series A, 59(5), 650 -660.
  8. Rõõm, R., Männik, A., Luhamaa, A. (2007). Nonhydrostatic semi-elastic hybrid-coordinate SISL extension of HIRLAM. Part II: Numerical testing. Tellus: Series A, 59(5),661 - 673.
  9. Rõõm, R.; Zirk, M. (2007). Amplitude Factorization Method in the Atmospheric Gravity-Wave Equation. Communications in Computational Physics, 2(5), 993 - 1006.
  10. Rõõm, R.; Zirk, M. (2007). An Efficient Solution Method for Buoyancy-Wave Equation at Variable Wind and Temperature. Monthly Weather Review, 135, No 10, 3633–3641 .
  11. Elken, J.; Männik, A.; Rõõm, R. (2006). Atmosfääri ja mere dünaamika. Koppel, I.; Saari, P. (Toim.). Teadusmõte Eestis. Täppisteadused (119 - 126). Tallinn: TA Kirjastus
  12. R. Tamsalu, V. Zakharov, V. Zalesny, R. Rõõm, H. Kuosa, M. Hongisto, I. Kabatchenko, I Ansper; M. Zaslavskii, A. Männik, R. Aps, A. Luhamaa. 2006: Atmosphere-Sea-Hydrodynamic-Ecological modelling in the Baltic Sea. 34 pp., Submitted to: "Estuarine, Coastal and Shelf Science". 
  13. R. Tamsalu, V. Zakharov, V. Zalesny, M. Zaslavskii, R. Rõõm, H Kuosa, M. Hongisto, I Kabatchenko, Ivar Ansper, Robert Aps, Aarne Männik, Andres Luhamaa (2005) Atmosphere-Sea-Hydrodynamic-Ecological modelling in the Baltic Sea - Atmosphere Coupled Model Systems: IMEMS-2005 Seminar Proceedings; 4-37.
  14. Rõõm, R., A. Männik, A. Luhamaa, 2006: NON-HYDROSTATIC ADIABATIC KERNEL FOR HIRLAM. Part IV: Semi--implicit Lagrangian scheme. HIRLAM Technical Report,65, 46p.
  15. Männik, A., R. Rõõm, A. Luhamaa, 2005: Nonhydrostatic HIRLAM with semi-lagrangian semi-implicit dynamic core in high resolution NWP environment. In World Weather Research Program Symposium on Nowcasting and Very Short Range Forecasting, Toulouse 5-9.09.2005, CD
  16. Rõõm, R., M. Zirk, 2005: Semi-Lagrangian approach to solve the 4D-discrete, linear equations of atmospheric dynamics with arbitrary stratification and orography. EMS Annual Meeting 2005 Abstracts, CD.
  17. Rõõm, R., A. Männik, 2005: Non-hydrostatic semi-implicit semi-Lagrangian adiabatic core for HIRLAM. HIRLAM Newsletter, 48, 134 – 142.
  18. M. Zirk , R. Rõõm, 2005: Exact solution of the linear, 4D-discrete, implicit, semi-Lagrangian dynamic equations with orographic forcing. Geophysical Research Abstracts, Vol. 7, 00723, 2005 SRef-ID: 1607-7962/gra/EGU05-A-00723.
  19. R. Rõõm , A. Männik and A. Luhamaa, 2005: A novel non-hydrostatic, semi-implicit, semi-Lagrangian scheme for limited-area NWP models. Geophysical Research Abstracts, Vol. 7, 00592, 2005 SRef-ID: 1607-7962/gra/EGU05-A-00592. 
  20. Rõõm, R. (2005). õhuvoolud atmosfääris. Veismann, U.; Veskimäe, R. (Toim.). Universum valguses ja vihmas (25 - 36). Tallinn: REVES Grupp
  21. Rõõm, R., 2004: Finest scale HIRLAM - the Tartu Model. In: Hirlam Workshop Report, Baltic HIRLAM Workshop St. Petersburg, 17-20 November 2003., 15 - 20.
  22. Rõõm, R., 2004: Täiustatud integreerimisskeeemiga kõrglahutuslik mittehüdrostaatiline atmosfääridünaamika regionaalmudel. Sihtasutuse Eesti Teadusfond grandiprojekti nr. 4700 lõpparuanne. 45 lk.
  23.  Rõõm, R. 2003: Atmosfääridünaamika I (dünaamilise Meteoroloogia Alused). Loengukonspekt keskkonnafüüsika ja keskkonnatehnoloogia eriala üliõpilastele. 124 lk.
  24. Rõõm, R. 2003: Atmosfääridünaamika II(dünaamilise Meteoroloogia Alused, II osa). Loengukonspekt keskkonnafüüsika ja keskkonnatehnoloogia eriala üliõpilastele. 98 lk. 
  25. Männik A., R. Rõõm, A. Luhamaa, 2003: Nonhydrostatic generalization of pressure-coordinate based hydrostatic model with implementation in HIRLAM: Validation of adiabatic core. Tellus A, 55, 219 - 231.55, 219 - 231.
  26. Rõõm, R., Männik, A., 2002: Nonhydrostatic adiabatic kernel for HIRLAM. Part III: Semi-implicit Eulerian scheme.  Hirlam Technical Report No 55, 29 p.
  27. Rõõm, R., Männik, A., 2001: Acoustic filtration in pressure-coordinate models. Basic concepts and applications in nonhydrostatic modeling. In: P. F.Hodnett (Ed.), IUTAM Symposium on Advances in Mathematical Modelling of Atmosphere and Ocean Dynamics. Kluwer Academic Publishers (298 p.), 221 - 226.
  28. Rõõm, R., Männik, A., 2001: Semi-implicit Eulerian version of nonhydrostatic HIRLAM. HIRLAM Newsletter No 38, 156 - 161.
  29. Männik, A., Rõõm, R., 2001: Modeling with NH HIRLAM. HIRLAM Newsletter No 38, 162 - 165.
  30. Rõõm, R., P. M. A. Miranda, A. J. Thorpe, 2001: Filtered, non--hydrostatic models in pressure--related coordinates. Q. J. R. Meterol. Soc., 127, 1277 - 1292.
  31. Rõõm, R., 2001: Nonhydrostatic adiabatic kernel for HIRLAM. Part I: Fundamentals of nonhydrostatic dynamics in pressure-related coordinates. Hirlam Technical Report No 48, 25 p.
  32.  Männik, A., Rõõm, R., 2001: Nonhydrostatic adiabatic kernel for HIRLAM. Part II: Anelastic, hybrid-coordinate, explicit-Eulerian model. Hirlam Technical Report No 49, 53 p.
  33. Rõõm, R. (2005). õhuvoolud atmosfääris. Veismann, U.; Veskimäe, R. (Toim.). Universum valguses ja vihmas (25 - 36). Tallinn: REVES Grupp
  34. Rõõm, R., 2004: Finest scale HIRLAM - the Tartu Model. In: Hirlam Workshop Report, Baltic HIRLAM Workshop St. Petersburg, 17-20 November 2003., 15 - 20.
  35. Rõõm, R., 2004: Täiustatud integreerimisskeeemiga kõrglahutuslik mittehüdrostaatiline atmosfääridünaamika regionaalmudel. Sihtasutuse Eesti Teadusfond grandiprojekti nr. 4700 lõpparuanne. 45 lk.
  36.  Rõõm, R. 2003: Atmosfääridünaamika I (dünaamilise Meteoroloogia Alused). Loengukonspekt keskkonnafüüsika ja keskkonnatehnoloogia eriala üliõpilastele. 124 lk.
  37. Rõõm, R. 2003: Atmosfääridünaamika II(dünaamilise Meteoroloogia Alused, II osa). Loengukonspekt keskkonnafüüsika ja keskkonnatehnoloogia eriala üliõpilastele. 98 lk. 
  38. Männik A., R. Rõõm, A. Luhamaa, 2003: Nonhydrostatic generalization of pressure-coordinate based hydrostatic model with implementation in HIRLAM: Validation of adiabatic core. Tellus A, 55, 219 - 231.55, 219 - 231.
  39. Rõõm, R., Männik, A., 2002: Nonhydrostatic adiabatic kernel for HIRLAM. Part III: Semi-implicit Eulerian scheme.  Hirlam Technical Report No 55, 29 p.
  40. Rõõm, R., Männik, A., 2001: Acoustic filtration in pressure-coordinate models. Basic concepts and applications in nonhydrostatic modeling. In: P. F.Hodnett (Ed.), IUTAM Symposium on Advances in Mathematical Modelling of Atmosphere and Ocean Dynamics. Kluwer Academic Publishers (298 p.), 221 - 226.
  41. Rõõm, R., Männik, A., 2001: Semi-implicit Eulerian version of nonhydrostatic HIRLAM. HIRLAM Newsletter No 38, 156 - 161.
  42. Männik, A., Rõõm, R., 2001: Modeling with NH HIRLAM. HIRLAM Newsletter No 38, 162 - 165.
  43. Rõõm, R., P. M. A. Miranda, A. J. Thorpe, 2001: Filtered, non--hydrostatic models in pressure--related coordinates. Q. J. R. Meterol. Soc., 127, 1277 - 1292.
  44. Rõõm, R., 2001: Nonhydrostatic adiabatic kernel for HIRLAM. Part I: Fundamentals of nonhydrostatic dynamics in pressure-related coordinates. Hirlam Technical Report No 48, 25 p.
  45.  Männik, A., Rõõm, R., 2001: Nonhydrostatic adiabatic kernel for HIRLAM. Part II: Anelastic, hybrid-coordinate, explicit-Eulerian model. Hirlam Technical Report No 49, 53 p.
  46. Rõõm, R., Männik, A., 2000: Nonhydrostatic adiabatic kernel for HIRLAM. HIRLAM Newsletter, No 35, April 2000, pp 103 - 109.
  47. Kaasik, M., Rõõm, R., Royset, O., Vadset, M., Sõukand, Ü., Tõugu, K., Kaasik, H., 2000: Elemental and base anions deposition in the snow cover of north-eastern Estonia. The impact of industrial emissions. Water, Air, and Soil Pollution, 121, 349 - 366.
  48. Rõõm, R., 2000: Numbrilise ilmaennustuse hetkeseis ja arenguprspektiivid (Maailmas, Põhja Euroopas, Eestis). Kogumikus: Teadus Ühiskonnale. Eesti TA Seminari materjalid. Tallinn 2000. lk. 30 - 32.
  49. Rõõm, R., 2000: Regionaalne füsiograafiline andmebaas piiratud ala ilmaennustusmudeli HIRLAM eesti versioonile. SA Eesti Teadusfond grantiprojekti 3170 lõpparuanne, Tartu- Tõravere, 26 lk.
  50. Rõõm R, Männik A, 1999: On the development of a nonhydrostatic version of HIRLAM. "HIRLAM 4 Workshop Report, Workshop on High Resolution Modelling, Norrköping, 10-12 May 1999". pp 89 - 99.
  51. Männik A., Rõõm R., 1999: Orographic waves in pressure-co-ordinate dynamics. IUGG 99 Birmingham, Abstracts A, p. 15.
  52. Rõõm R., 1999: Least action principle for general , nonhydrostatic, compressible, acoustically non-filtered pressure-coordinate model. Quart. J. Royal Meteorol. Soc., v. 125, 1903 - 1907.
  53. Rõõm R., A. Männik , 1999: Responses of different nonhydrostatic, pressure-coordinate models to orographic forcing. J. Atm. Sci., v. 56, No 15, 2553 - 2570.
  54. Rõõm R., 1998: Nonhydrostatic formulation of the HIRLAM. Lecture Notes., Tartu, 23 pp.
  55. Rõõm, R., 1998: Progress on development of a nonhydrostatic version of HIRLAM at Tartu Observatory. Hirlam Newsletter, No. 31, 44 - 45.
  56. A. Männik , R. Rõõm, N. Gustafsson, K.-I. Ivarsson, 1998: Nonhydrostatic experimental version of the HIRLAM. EGS XXII General Assembly, Nice, April 1998, Abstracts.
  57. Rõõm, R., 1998: Füüsika variatsiooniprintsiibid ja ilmaennustus (Ettekanne Füüsikapäevadel '98). Füüsika Seltsi Aastaraamat 1997, 134 - 149.
  58. Rõõm, R., 1998: Acoustic filtering in nonhydrostatic pressure coordinate dynamics: A variational approach. J. Atm. Sci., v. 55 , No 4, 654 - 668.
  59. Gronskei, K. E., Walker, S. E., Kaasik, M., Kimmel, V., Rõõm, R., 1997: Validation of local and regional air pollution models in northern winter conditions. In: Proc. of XXII NATO/CCMS ITM on Air Pollution Modelling and Its Applications, Clermond-Ferrand, 523 -- 524.
  60. Kaasik, M., Rõõm, R., 1997: Multi-componental Air Pollution Mapping in Regional Scale. In: GIS -- Baltic Sea States '97, Abstarcts, Tallinn, 25.
  61. Rõõm, R., Ü. Lindmaa, A. Männik, 1997: Response of different acoustically filtered high-resolution pressure-coordinate models to orographic forcing. Annales Geophysicae, Supplement II to vol 15, p. C455.
  62. Rõõm, R., Kaasik, M., Männik, A. 1997: Ilmaennustusmudel HIRLAM. (Lecture notes on HIRLAM forecast model in Estonian). Tartu, 84 p.
  63. Kaasik, M., H. Kaasik, R. Rõõm, K. E. Gronskei, 1997: A mixed-spectral model for mesoscale air pollution dispersion calculations. Annales Geophysicae, Supplement II to vol 15, p. C428.
  64. Kaasik M., Rõõm R. 1997: Air pollution modelling and forecast. Grant of the Estonian Science Foundation No. 186, Final Report. Tartu Observatory, 58 pp.
  65. Rõõm, R., 1997: Boundary Value Problem For Nonhydrostatic Pressure-Coordinate Geopotential Height Equation, Tartu Observatory, 20 pp.
  66. Rõõm, R., 1997: Nonhydrostatic atmospheric dynamics in pressure-related coordinates. Grant of the Estonian Science Foundation No. 172, Final Report. Tartu Observatory, 102 pp.
  67. Rõõm, R. 1996: Eesti meteoroloogia on teelahkmel. Postimees, 06.11.1996.
  68. Rõõm, R. 1996: Ilmaennustuse tulevikku on keeruline ennustada. Eesti Päevaleht, 11.11.1996.
  69. Kaasik M., Rõõm R. 1996: A Fourier-spectral model for air pollution dispersion calculations. In: Meteorological Processes In the Boundary Layer of The Atmosphere, ed. T. Hurtalova, Slovak Meteorological Society, 1996, 204 -- 209.
  70. Kaasik, M., Rõõm, R., 1996: Õhusaaste hajumismudelid. Eesti Füüsika Seltsi Aastaraamat 1995, 183 -- 192.
  71. Rõõm, R., M. Kaasik, 1996: Research into atmospheric dynamics at Tartu Observatory. Proc. Estonian Acad. Sci. Phys. Math., V. 45, 331 - 338.
  72. Rõõm, R., M. Kaasik, 1996: Atmosfääridüünaamika-alasest uurimistööst Tartu Observatooriumis. Kogumikus: Eesti Teadlaste Kongress 11. -- 15. augustini 1996. a. Tallinnas. ed. A. Aaviksaar. Teaduste Akadeemia Kirjastus, Tallinn, 1996. p. 146.
  73. Rõõm, R., A. Ülejöe, 1996: Nonhydrostatic acoustically filtered equations of atmospheric dynamics in pressure coordinates. Proc. Estonian Acad. Sci. Phys. Math., V. 45, 323 - 330.
  74. Rõõm, R., 1996: Sound-filtered p-and sigma-coordinate models for meso-scale dynamics. Annales Geophysicae, european Geophysical Society. Part II, Hydrology,Oceans,Atmosphere & Nonlinear Geophysics. Supplement II to Volume 14, p. C484.
  75. Rõõm, R., 1996: Free and rigid boundary quasi-geostrophic models in pressure coordinates. J. Atm. Sci., v. 53, 1496 - 1501.
  76. Rõõm, R., A. Männik, 1996: All-scale acoustically filtered pressure-coordinate model of atmospheric dynamics. In: Climate and Atmospheric Physics and Chemistry, Grenoble- France, January 8 - February 7, 1996, Abstracts of the Posters. eRCA. p 26.
  77. Rõõm, R., 1995: Meteorology at Tartu University. In:"Meteorology in Estonia in Johannes Letzmann's times and today", Tallinn, 90 - 95.
  78. Kaasik, M., Rõõm, R., 1995: Atmospheric loads of technogenic wastes to the North-East Estonian coastal area. 5th Int. Conf. on environment and sustainable development in the Baltic Region, Abstracts. Nyköping, p. 6.
  79. Rõõm, R., 1995: External buoyancy wave filtering in non-hydrostatic pressure- and sigma- coordinate models. XXI General Assembly of the IUGG, Boulder, Co., July 2 - 14 1995, Abstracts. p. B296.
  80. Rõõm, R., 1995: External buoyancy wave filtering in non-hydrostatic pressure- and sigma- coordinate models. Annales Geophysicae, Suppl. II to v. 13, p. C280.
  81. Rõõm, R., 1994: A quasi-geostrophic model with temperature and ground surface pressure in the role of basic fields. Proc. Estonian Acad. Sci., Phys.- Math.,v. 43, 102 - 117.
  82. Rõõm, R., 1992: Jõululapsukese tembud. Horisont, No 8 , 12 - 15.
  83. Pihl, A., Rõõm, R., 1992: On the possibility of determination of microphysical parameters of noctilucent and mesospheric clouds from twilight remote sensing measurements from space (In Russian). Atm. Ocean Optics, v. 5, 734 - 738.
  84. Rõõm, R., 1991: Distribution-density function of a two-dimensional vorticity field and integrals of motion (In Russian). Proc. Estonian Acad. Sci., Phys.- Math.,v. 40, 112 - 114.
  85. Gadsden, M., Pihl, A., Rõõm, R., 1991: Project NOCLO. Remote sensing of the twilight horizon from space. Radiation transfer and inverse problem. Technical Report. Institute of Astrophysics and Atmospheric Physics, Tartu, Estonia. 59 pp.
  86. Rõõm, R [Ryym, R. Y.], 1990: General form of the equations of atmospheric dynamics in isobaric coordinates. Izvestia, Atmosperic and Oceanic Physics, v. 26, N1, 9 - 14.
  87. Rõõm, R., 1990: General form of non-hydrostatic equations of atmospheric dynamics in isobaric coordinates (In Russian). Proc. Soviet Acad. Sci., Atm. Ocean Physics. v. 26, 17 - 26.
  88. Rõõm, R., 1990: On the approximation of integral operators with differential polynomials. Applications in radiative transfer and signal restoration problems. Publications of Tartu Astrophysical Observatory, v. 53. 175 - 186.
  89. Avaste, O., Gadsden, M., Rõõm, R., 1990: Remote sensing of atmospheric aerosols and noctilucent clouds from space. Adv. Space. Res., v. 10, #20, 201 - 204.
  90. Rõõm, R., Eerme, K., Veismann, U., 1990: Some new results in in the investigation of the middle atmosphere from space using the day-time horizon scanning method. Adv. Space. Res., v. 10, #10, 205 - 208.
  91. Rõõm, R., 1989: Parasite oscillations in restored profiles of atmospheric brightness (In Russian). In: "Remote sensing of atmosphere from space station "Salyut 7" - "Cosmos 1686" - "Soyuz T 14"", Institute of Astrophysics and Atmospheric Physics, Tartu, 108 - 123.
  92. Rõõm, R., 1989: Methods of aerosols remote sensing from space (In Russian). In: "Remote sensing of atmosphere from space station "Salyut 7" - "Cosmos 1686" - "Soyuz T 14"", Institute of Astrophysics and Atmospheric Physics, Tartu, 7 - 32.
  93. Rõõm, R., 1989: Conservation of the distribution of potential vorticity at two-dimensional solenoidal flows. Preprint A3 of the Institute of Astrophysics and Atmospheric Physics, Tartu, 25 pp.
  94. Rõõm, R., 1989: General equations of atmospheric dynamics in isobaric coordinates. Proc. Estonian Acad. Sci., Phys.- Math.,v. 38, 368 - 371.
  95. Rõõm, R., 1989: Restoration of the horizon brightness from smoothed remote sensing data (In Russian). Atmospheric optics, v.1, 106 - 108.
  96. Rõõm, R., 1989: On the use of the optimal linear filtering for the solution of the ill-posed problems. Proc. Estonian Acad. Sci., Phys.- Math.,v. 38, 257 - 262.
  97. Rõõm, R., 1989: An approximate restoration algorithm for signals distorted by a linear smoothing filter. Proc. Estonian Acad. Sci., Phys.- Math.,v. 38, 213 - 221.
  98. Rõõm, R., Eerme, K., Veismann, U., 1988: Some new results in in the investigation of the middle atmosphere from space using the day-time horizon scanning method. Preprint of the Estonian Academy of Sciences, Institute of Astrophysics and Atmospheric Physics, 16 pp.
  99. Rõõm, R., Avaste, O., Gadsden, M., 1988: Remote sensing of atmospheric aerosols and noctilucent clouds from space. Preprint of the Estonian Academy of Sciences, Institute of Astrophysics and Atmospheric Physics, 16 pp.
  100. Rõõm, R., 1988: evolutionary form of primitive equations in the isobaric coordinate space and free boundary effects. Preprint A5 of the Institute of Astrophysics and Atmospheric Physics, 30 pp.
  101. Koppelmaa, I., Rõõm, R., Eerme, K., 1988: estimation of the optical thickness of the stratospheric aerosol layer over the Sahara due to el Chichon eruption (In Russian). Space Research, #2, 11 - 16.
  102. Rõõm, R., 1986: Systems of hydrodynamical type in mechanics of material points. Publications of Tartu Astrophysical Observatory, v. 51. 149 - 158.
  103. Rõõm, R., 1985: Solution of an eigen-value problem of the Laplace operator in the space of functions, solenoidal in a two-dimensional rectangular domain, and homogeneous on a part of the boundary. Summary. Zentralblatt für Mathematic.
  104. Viik, T., Rõõm, R., Heinlo, A., 1985: The resolvent function approximation method in radiative transfer theory. Tallinn, "Valgus", 131 pp.
  105. Veismann, U., Rõõm, R., Avaste, O., 1984: Remote sensing of the atmosphere from scientific stations "Salyut". Adv. Space Res., v. 4, 93 - 98.
  106. Veismann, U., Rõõm, R., Avaste, O., 1984: Remote sensing of the atmosphere from scientific stations "Salyut". Preprint A.1.3.8 for 25th COSPAR Plenary Meeting. Institute of Astrophysics and Atmospheric Physics, 17 pp.
  107. Rõõm, R., Avaste, O., Veismann, U., Willmann, Ch., Kolk, R., Kärner, O., Eerme, K., 1984: Determination of optical characteristics of a cloud layer from space remote sensing data (In Russian). VIII lecture-school on cosmonautics, 24 - 27 January, Moscow, extended Abstracts, 126 - 131.
  108. Rõõm, R., 1983: Albedo and transparency of optically homogeneous cloud layers. In: Radiation in Cloudy Atmospheres, editor e. Feigelson, Holland.
  109. Rõõm, R., Avaste, O., Veismann, U., Willmann, Ch., Kärner, O., Eerme, K., 1983: Determination of cloud cover optical thickness over the ocean. "Optics of the Sea", "Nauka", Moscow, 120 -- 123.
  110. Rõõm, R., 1983: The solution of the eigen-value problem of the Laplace operator in the space of functions, solenoidal in a rectangle and homogeneous on one part of the boundary. Proc. Estonian Acad. Sci., Phys.- Math.,v. 32, 359 - 367.
  111. Rõõm, R., 1983: Hilbert spaces of functions, solenoidal in a rectangle. Proc. Estonian Acad. Sci., Phys.- Math.,v. 32, 246 - 256.
  112. Rõõm, R., 1983: Dynamics of a viscous incompressible fluid, with boundary conditions, in a Hilbert space. Proc. Estonian Acad. Sci., Phys.- Math.,v. 32, 19 - 28.
  113. Avaste, O., Veismann, U., Willmann, Ch., Vainikko, G., Kolk, R., Kärner, O., Eerme, K., Rõõm, R., Tõnnisson, 1981: Determination of height distribution of atmospheric aerosols from space measurements. Technical Report (In Russian). Institute of Astrophysics and Atmospheric Physics, 35 pp.
  114. Rõõm, R., Viik, T., Kärner, K., 1981: Asymptotic behaviour of the resolvent function in radiative transfer. Publications of Tartu Astrophysical Observatory, v. 48. 25 - 38.
  115. Rõõm, R., 1981: Albedo and transparency of optically homogeneous cloud layers (In Russian). In: Radiation in Cloudy Atmospheres, editor e. Feigelson, "Gidrometeoizdat", Leningrad, 123 - 127.
  116. Veismann, U., Willmann, Ch., Grechko, G., Klimuk, P., Kärner, O., Romanenko, Y., Rõõm, R., Sevastianov, V., Eerme, K., 1981: Investigation of optical characteristics of cloudiness aboard the orbital stations "Salyut-4" and "salyut-6" (In Russian). In: Atmospheric-Optical Phenomena According to the Observations carried out Aboard the Scientific Orbital Stations "Salyut", Tartu, 111 - 121.
  117. Avaste, O., Antyufeyev, V., Vainikko, G., Veismann, U., Willmann, Ch., Grechko, G. Gubarev, A., Klimuk, P., Knyazihhin, J., Keevallik, S., Mikhailov, G., Nazaraliev, M., Rõõm, R., Sevastianov, V., Eerme, K., 1981: Altitude profile of aerosol extinction coefficient and of water vapour concentration from space measurements (In Russian). In: Atmospheric-Optical Phenomena According to the Observations carried out Aboard the Scientific Orbital Stations "Salyut", Tartu, 91 - 98.
  118. Willmann, Ch., Vainikko, G., Avaste, O., Eerme, K., Rõõm, R., Knyazihhin, J., Kärner, O., Kisljevski, L., Pljuta, V., Povlikov, B., Tchepurnyi, V., Tcharna, G., 1980: Basic data for the elaboration of spatial parameters of the earth and its spectro-energetical characteristics. Technical Report (In Russian). Institute of Astrophysics and Atmospheric Physics, 120 pp.
  119. Rõõm, R., 1980: Parametrisation of the phase function for radiation transfer modeling in clouds (In Russian). XI All-Union Actinometrical Workshop, Proceedings. Tallinn, v. 5, 98 - 102.
  120. Rõõm, R., 1980: Radiation transfer in planetary atmospheres with strongly asymmetric phase function. Ph.D. Thesis (In Russian). Tartu, Institute of Astrophysics and Atmospheric Physics, 187 pp.
  121. Rõõm, R., 1980: Radiation transfer in planetary atmospheres with strongly asymmetric phase function. extended abstract to the Ph.D. Thesis (In Russian). Tartu, Institute of Astrophysics and Atmospheric Physics, 14 pp.
  122. Rõõm, R., 1979: Albedo and transmission of stratus clouds in the spectral region 0.4 -- 2.2 micrometers (In Russian). Deposit manuscript, Moscow, VINITI, 12.11.79, #3841-79, 20 pp.
  123. Rõõm, R., 1979: Solution of the radiation transfer equation with strongly asymmetric phase function (In Russian). Notices of the Tartu Astrophysical Observatory, # 59, 39 pp.
  124. Avaste, O., Antyufeyev, V., Vainikko, G., Veismann, U., Willmann, Ch., Grechko, G.a Gubarev, A., Mikhailov, G., Keevallik, S., Klimuk, P., Nazaraliev, M., Sevastianov, V., Rõõm, R., Eerme, K., 1979: Reconstruction of altitude profile of aerosol extinction coefficient from space optical measurements (In Russian). In: Investigations of the Atmospheric-Optical Phenomena Aboard the Scientific Orbital Station "Salyut-4", Tartu, 146 - 157.
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