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CURRICULUM VITA: Harjit S(ingh) Ahluwalia

Personal Information
U.S. citizen; married; excellent health.

Business Address

Department of Physics & Astronomy
University of New Mexico, MSC07 4220
1919 Lomas Blvd. NE
Albuquerque, NM 87131-1156

Contact Information

  • Tel: (505) 277-2941 (W)
  • Fax: (505) 277-1520
  • e-mail: hsa@unm.edu

Education

  • B.Sc. (Hons)
  • M.Sc. (Hons)
  • Ph.D.

Research Interests

  • Galactic Cosmic Radiation
  • Solar Physics
  • Space Weather
  • Plasma Physics

Employment History

  • 1954-62: Research Fellow, Physical Research Laboratory (PRL), Ahmedabad, India
  • 1962-63: Technical Assistance Expert, UNESCO, Paris, France
  • 1963-64: Research Associate, Southwest Center for Advanced Studies, Richardson, TX, USA
  • 1965-68: Scientific Director, Laboratorio de Physica Cosmica, Universidad Mayor de San Andres, La Paz, Bolivia, South America, supported by funds from the International Atomic Energy Agency (IAEA), Vienna, Austria (1965-1967) and Pan American Union (PAU), Washington, DC (1967-1968)
  • 1968-2014: Professor, Department of Physics & Astronomy, University of New Mexico (UNM), Albuquerque, NM
  • 1987-88: Visiting Senior Scientist, NASA Headquarters, sponsored by the Jet Propulsion Laboratory (JPL) of the California Institute of Technology, Pasadena, CA. I served in the Astrophysics and Solar & Heliospheric Physics Divisions (one year in each) at the Office of Space Science and Applications, NASA, Washington, DC
  • 2003 (Summer): Visiting Professor, sponsored by the Japan Ministry of Education, Solar-Terrestrial Environmental Laboratory, Nagoya University, Honohara 3-13, Toyokawa, Aichi, Japan
  • 2014 (July): Transitioned to Emeritus status

Memberships in Professional Societies, Institutes, Commissions & Unions

  • Fellow: American Physical Society (APS), 1994
  • Life Senior Member: Institute of Electrical and Electronic Engineers (IEEE), 1989
  • Board Member: Albuquerque IEEE Section, Region 6, 1983- to date
  • IEEE Albuquerque Section: Treasurer (1995-98), Secretary (1999-01), Vice-Chair (2002-03), Chair (2004-05), Past-Chair (2006-07), Emeritus Chair (2008-)
  • President: UNM Sigma Xi Chapter (1988, 1991, 1993-96, 1998-03), Emeritus President (2004-)
  • International Astronomical Union (IAU) 1979 -- to date: Division D (High Energy Phenomena and Fundamental Physics); Division E (Sun and Heliosphere)
  • American Astronomical Society (AAS) and its Division of Solar Physics
  • American Geophysical Union (AGU) and its Space Physics and Aeronomy Section
  • COSPAR Commissions: D-Space Plasmas in the Solar System, E-Research in Astrophysics from Space, and H-Fundamental Physics in Space

Advisor for Theses / Dissertations at UNM

  • 1969, "Cosmic Ray Anisotropy in Interplanetary Space."Jacqueline H. Ericksen, Ph.D.
  • 1969, "A Study of the Sidereal Diurnal Variation of Cosmic Rays Underground." Albert Brunsting, M.S., jointly with Professor D.B. Swinson
  • 1973, "Pitch Angle Diffusion of Relativistic Electrons in the Plasmasphere." George A. Kuck, Ph.D.
  • 1977, "Analysis of the Microscopic Structure of the Sheath between a Uniform Plasma and Confining Electromagnetic Fields in High-β Devices." Leo J. Rahal, Ph.D.
  • 1980, "Barometric Coefficient for the Dallas Neutron Monitor." J. Douglas Beason, M.S.
  • 1986, "The Diurnal Variation in Cosmic Ray Intensity." James F. Riker, Ph.D.;
  • 1989, "An Experimental Study of the Microwave Transmission Through a Decaying Plasma." Kyle J. Hendricks, Ph.D.
  • 1990, "The Diurnal Anisotropy of Cosmic Rays During the Descending Phase of the Solar Activity Cycle 21." Ismail S. Sabbah, Ph.D.
  • 1994, "The Solar Semidiurnal and Tridiurnal Anisotropies of Cosmic Ray Modulation." Michael M. Fikani, Ph.D.
  • 2015, "Galactic Cosmic Ray Transport in the Heliosphere: 1963-2013". Roger C. Ygbuhay, Ph.D.

All of my students are gainfully employed in well paying jobs at Universities around the globe, in the Industry, and the U.S. Air Force.

Articles in Refereed Journals

  1. Solar Flare Effect on Cosmic Ray Meson Intensity at Gulmarg. Current Science, 26, 83, 1957. Coauthor: R.P. Kane.
  2. Semidiurnal Variation of Cosmic Rays on Geomagnetically Disturbed Days. Proc. Phys. Soc., London, 80, 472, 1962.
  3. Co-rotation of Solar Magnetic Field and Diurnal Variation in Cosmic Ray Intensity. J. Geophys. Res., 67, 3553, 1962. Coauthors: A. J. Dessler and B.Gottlieb.
  4. Solar Diurnal Variation of Cosmic Radiation Intensity Produced by a Solar Wind. Planet. Space Sci., 9, 195, 1962. Coauthor: A. J. Dessler.
  5. Cosmic Ray Intensity Variations and Electromagnetic States of the Interplanetary Space. Geofisica Internacional, 2, 3, 1963. Invited Review Paper. Coauthor: V.I. Escobar.
  6. Characteristic Effects of the Deformed Magnetic Field of the Earth on Medium Energy Cosmic Rays. Space Research VI, Spartan Books Inc., Washington, DC. Ed. R.L. Smith-Rose 872, 1966. Coauthor: K.G. McCracken.
  7. A Case of Transient Anisotropy During the Recovery Phase of a Forbush Decrease. Planet. Space Sci., 14, 791, 1966.
  8. The Physical Significance of the Unusual Worldwide Fluctuations of Cosmic Ray Intensity on July 14-15, 1961. Solar Physics, 4, 453, 1968. Coauthors: M. Schreier and M. Zubieta.
  9. The Increase in Low Energy Cosmic Ray Intensity on 7 July 1966. Annals of the IQSY, 3, 254, 1969. M.I.T. Press, Cambridge, Mass. Coauthors: L.V.Sud and M. Schreier.
  10. Solar Cosmic Rays of July 13, 1961. J. Geophys. Res., 74, 1230, 1969.
  11. Solar Diurnal Variation of Cosmic-Ray Intensity Underground During Solar Activity Cycle
  12. Acta Physica Acad. Scientiarum Hungaricae, 29 Suppl.2, 139, 1970. Coauthor: J.H. Ericksen.
  13. The Solar Diurnal Variation of Cosmic Rays Underground Since 1958. Acta Physica Acad. Hung., 29 Suppl. 2, 133, 1970. Coauthors: J.H. Ericksen, V.H. Regener, and D.B. Swinson.
  14. Median Primary Energy of Response of a Cosmic Ray Telescope Underground. J. Geophys. Res., 76, 5358, 1971.
  15. Coupling Functions Applicable to the Underground Meson Telescope. J. Geophys. Res., 76, 6613, 1971. Coauthor: J.H. Ericksen.
  16. Coupling Function for the Vertical Muon Telescope at 60 M.W.E. Depth. J. Geophys. Res., 78, 288, 1973.
  17. Solar Polar Field Reversals and Secular Variation of Cosmic Ray Intensity. Solar and Interplanetary Dynamics, D. Reidel Publishing Co., Boston. Eds. Murray Dryer and Einar Tandberg-Hanssen, p.79, 1980.
  18. Temporal Variations of the Cosmic Ray Intensity and the Magnetic Configurations of the Heliosphere. Advances in Space Research, 1, 151, 1981.
  19. Cosmic Ray Evidence for the Magnetic Configuration of the Heliosphere. Origin of Cosmic Rays, D.Reidel Publ. Co., London. Eds. G. Setti, G. Spada, and A.W.Wolfendale, p.397, 1981.19. Secular Changes in the Upper Cut-off Rigidity of the Solar Diurnal Anisotropy of Cosmic Rays. Planet. Space Sci., 35, 39, 1987. Coauthor: J. F. Riker.
  20. The Diurnal Anisotropy of Cosmic Rays and the Heliospheric Transport Parameters. Planet. Space Sci., 35, 45, 1987. Coauthor: J. F. Riker.
  21. A Survey of the Cosmic Ray Diurnal Variation During 1973-79. I. Persistence of Solar Diurnal Variation. Planet. Space Sci., 35, 1111, 1987. Coauthor: J.F. Riker.
  22. A Survey of the Cosmic Ray Diurnal Variation During 1973-79.II. Application of Diffusion-Convection Model to Diurnal Anisotropy Data. Planet. Space Sci, 35, 1117, 1987. Coauthor: J. F. Riker.
  23. The Geomagnetic Field--An Explanation for the Microturbulence in Coaxial Gun Plasmas. IEEE Transactions on Plasma Science, 16, 56, 1988. Coauthor: J. W. Mather.
  24. Is There a Twenty Year Wave in the Diurnal Anisotropy of Cosmic Rays? Geophys. Res. Lett., 15, 287, 1988.
  25. NASA Support for Solar Physics Research in FY1988. EOS, Trans. Am. Geophys, 69, 563, 1988. Coauthor: J. D. Bohlin.
  26. The Regimes of the Eastwest and the Radial Anisotropies of Cosmic Rays in the Heliosphere. Planet. Space Sci., 36, 1451,1988.
  27. Solar Wind and Its Coronal Origins. Solar Interior and Atmosphere, Univ. of Arizona Press, Tucson, AZ. Eds. A.N. Cox, W.C. Livingston, and M.S. Mathews, p.1087, 1991. Invited Review Paper. Coauthors: G.L. Withbroe and W.C. Feldman.
  28. Solar Magnetic Cycle Effects on Cosmic Rays. Proc. First SOLTIP Symposium, Liblice, Czechoslovakia. Special Issue, Astron. Inst.Czech. Acad. Sci., 1, 26, 1991. Invited Review Paper.
  29. Worldwide Solar Flare Associated Increase of Cosmic Ray Intensity on September 29, 1989. First SOLTIP Symposium, Liblice, Czechoslovakia. Special Issue, Astron. Inst. Czech. Acad. Sci., 2, 1, 1991. Coauthors: S.S. Xue, and S.P. Kavlakov.
  30. A Correlation Between IMF and the Limiting Primary Rigidity for the Cosmic Ray Diurnal Anisotropy. Geophys. Res. Lett., 19, 633, 1992.
  31. Cosmic Ray Modulation Near the Onset and Maximum Phases of Solar Activity Cycle 22. Planet. Space Sci., 40, 1227, 1992.
  32. The Limiting Primary Rigidity of Cosmic Ray Diurnal Anisotropy. Planet. Space Sci., 41, 105, 1993. Coauthor: I.S. Sabbah.
  33. Cosmic Ray Diurnal Anisotropy for a Solar Magnetic Cycle. Planet. Space Sci., 41, 113, 1993. Coauthor: I.S. Sabbah
  34. Atmospheric Attenuation Length for Relativistic Solar Protons. Geophys. Res. Lett., 20, 995, 1993. Coauthor: S.S. Xue.
  35. Hale Cycle Effects in Cosmic Ray Eastwest Anisotropy and Interplanetary Magnetic Field. J.Geophys. Res., 98, 11513, 1993.
  36. On Cosmic Ray Asymmetrical Latitudinal Gradient. Ann. Geophysicae, 11, 763, 1993. Coauthor: I.S. Sabbah.
  37. Measurements of Microwave Transmission Through a Decaying Plasma Column. IEEETrans. Plasma Sci., 22, 47, 1994. Coauthor: Kyle J. Hendricks.
  38. Repetitive Patterns in the Recovery Phase of Cosmic Ray Eleven -Year Modulation. J.Geophys. Res., 99, 11561, 1994.
  39. Cosmic Ray Transverse Gradient For a Hale Cycle. J. Geophys. Res., 99, 23515, 1994.
  40. New Results from Cosmic Ray Modulation Studies. 2nd SOLTIP Symposium, Nakaminato, Japan. Special Issue of STEP/GBRSC News, 1, 239, 1995. Invited Review Paper.
  41. On the Cosmic Ray Convection-Diffusion and Drift Anisotropies. Nuclear Phys B (Proc. Suppl), 39A, 121, 1995. Coauthor: L.I. Dorman.
  42. Present Status of the Recovery Phase of Cosmic Ray Eleven-Year Modulation. J. Geophys. Res., 101, 4879, 1996. Coauthor: Margaret D. Wilson.
  43. Cosmic Ray Solar Semidiurnal Anisotropy. 1. Treatment of Experimental Data. J. Geophys. Res., 101, 11075, 1996. Coauthor: M.M. Fikani.
  44. Cosmic Ray Solar Semidiurnal Anisotropy. 2. Heliospheric Relationships of Anisotropy Parameters. J. Geophys. Res., 101, 11087, 1996. Coauthor: M.M. Fikani.
  45. Milagro: An Ideal Detector For Monitoring Space Weather? Solar Drivers of Interplanetaryand Terrestrial Disturbances, Astronomical Society of the Pacific Conference Series, 95, p. 518, 1996. Eds. K.S. Balasubramanian, Stephen L. Keil, and Raymond N. Smart. Coauthors: G.R. Gisler and L.I. Dorman.
  46. Measurements of Transverse Cosmic Ray Particle Density Gradients at High Rigidities in the Ulysses Era. J. Geophys. Res., 101, 13549, 1996.
  47. Is Coverage a Factor in Non-Gaussianity of IMF Parameters? Solar Wind Eight, Conf. Proc., American Inst.Phys. Press, Woodbury, NY. Eds. Daniel Winterhalter, Jack T. Gosling, Shadia R. Habbal, William S. Kurth, and Marcia Neugebauer, v. 382, p. 470,1996. Coauthor: M.M. Fikani.
  48. The Observed North-South Asymmetry of IMF Spiral. Solar Wind Eight Conference, the American Institute of Physics Press, Woodbury, NY. Eds. Daniel Winterhalter, Jack T. Gosling, Shadia R. Habbal, William S. Kurth, and Marcia Neugebauer, v. 382, p. 474, 1996. Coauthor: S.S. Xue.
  49. Transverse Cosmic Ray Gradients in the Heliosphere and the Solar Diurnal Anisotropy. J. Geophys. Res., 102, 17433, 1997. Coauthor: L.I. Dorman.
  50. Galactic Cosmic Ray Intensity Variations at a High Latitude Sea Level Site 1937-1994. J. Geophys. Res., 102, 24229, 1997.
  51. Steady State Cosmic Ray Modulation in 3-D Heliosphere: Asymmetric Gradients. Advancesin Solar Connections with Transient Interplanetary Phenomena, SOLTIP III Symposium, Beijing, China. International Academic Publishers, Beijing, China.Eds. X.S. Feng, F.S. Wei and M. Dryer, p. 513, 1998. Invited Review Paper.
  52. A Methodology for Computing Cosmic Ray Transverse Gradients. Advances in Solar Connections with Transient Interplanetary Phenomena, SOLTIP III Symposium, Beijing, China. Intern. Acad. Publishers, Beijing, China, Eds. X.S. Feng, F.S. Wei and M. Dryer, p. 533, 1998.
  53. The Predicted Size of Cycle 23 Based on the Inferred Three Cycle Quasiperiodicity of the Planetary Index Ap, J. Geophys. Res., 103, 12103, 1998.
  54. The Development of Solar Cycle 23 (Reply to Wilson and Hathaway's Comment), J. Geophys. Res., 104, 2559, 1999.
  55. Galactic Cosmic Ray Transport in the Heliosphere: Diffusive Anisotropy 1965-1994, Adv. Space Res., 23, 475, 1999. Solicited Contributed Paper, 32nd COSPAR ScientificAssembly, Nagoya, Japan. Coauthors: S.S. Xue and M.M. Fikani.
  56. Three cycle quasi-periodicity in solar wind from polar coronal holes and the size of solaractivity cycle 23. Solar Wind Nine, American Inst.Phys. Conf. Proc. 471. Eds. S. Habbal, R. Esser, J. Hollweg, P. Isenberg, M. Lee, M. Guhathakurta, p. 415, 1999.
  57. Galactic cosmic ray diurnal modulation, interplanetary magnetic field intensity and the planetary index Ap, Geophys. Res. Lett., 27, 617, 2000. (Highlighted Paper)
  58. Solar Cycle 23 Prediction Update. Adv. Space Res., 26, 187, 2000.
  59. Prediction of Galactic Cosmic Ray Modulation by CME at Solar Cycle 23 Maximum. Adv. Space Res., 26, 857, 2000.
  60. Ap time variations and interplanetary magnetic field intensity. J. Geophys. Res., 105, 27481, 2000.
  61. On galactic cosmic ray flux decrease near solar minima and imf intensity. Geophys. Res. Lett., 27, 1603, 2000.
  62. Reply to comment on "On galactic cosmic ray flux decrease near solar minima and imf intensity. by H.S. Ahluwalia," Geophys. Res. Lett., 28, 949, 2001.
  63. Galactic cosmic ray modulation at high rigidities: Cycles 20-22 and the ascending phase of cycle 23. Adv. Space Res., 27, 577, 2001.
  64. IMF intensity and galactic cosmic ray modulation. Adv. Space Res., 29, 439, 2002.
  65. A meandering path to solar activity forecast for cycle 23. Solar Wind Ten, American Inst.Phys.Conf. Proc. 679. Eds. M. Velli, R. Bruno, and F. Malra, p. 176, 2003.
  66. Solar wind and galactic cosmic ray modulation. Geophys. Res. Lett., 30(3), 1133, doi:10.1029/2002GL016017, 2003.
  67. Observed solar cycle modulation of galactic cosmic rays over a range of rigidities. Adv. Space Res., 35, 665, 2005.
  68. Gnevyshev gap, Forbush decreases, ICME and solar wind electric field: Relationships. Adv. Space Res., 35, 2119, 2005. Coauthor: Y. Kamide
  69. Cycle 20 solar wind modulation of galactic cosmic rays: Understanding the challenge. J. Geophys. Res., 110, A10106, doi:10.1029/2005JA011106, 2005.
  70. Cosmic ray detector response to transient solar modulation: Forbush decreases. J. Geophys. Res., doi:10.1029/2006JA011958, in press, 2007. Coauthor: M.M. Fikani.
  71. Comments on the observed galactic cosmic ray modulations in the heliosphere. INVITED Review Paper at the 3rd Annual Meeting of Asia Oceania Geosciences Society. Advances in Geosciences, v. 8, pp. 147-165, 2007. World Scientific Publishing Company, Pte Ltd, Singapore. Coauthors: A.D. Andreev, R.C. Ygbuhay, M.M. Fikani, and C. Lopate.
  72. Mean energy of response to galactic cosmic ray spectrum: IMP 8 and Climax neutron monitor. Adv. Space Res., 42, 124-128, 2008. Coauthor: C. Lopate.
  73. Two intense Forbush decreases of cycle 22. Adv. Space Res., 44, 58-63, 2009. Coauthors: R.C. Ygbuhay and M.L. Duldig.
  74. Preliminary forecast for the peak of solar activity cycle 24. Adv. Space Res., 44, 611-614, 2009. Coauthor: R.C. Ygbuhay.
  75. Current forecast for sunspot cycle 24 parameters. Proceedings 12th Int. Solar Wind Conference, American Inst. Phys. Press, Woodbury, NY. Conf. Proc. 1216. Eds. M. Maksimovic, K. Issautier, N. Meyer-Vernet, M. Moncuquet, and F. Pantelini, pp.671-674, 2009. Coauthor: R.C. Ygbuhay.
  76. Status of galactic cosmic ray recovery from sunspot cycle 23 modulation. Proceedings 12th International Solar Wind Conference, the American Inst.Phys. Press, Woodbury, NY. Conf. Proc. 1216. Eds. M. Maksimovic, K. Issautier, N. Meyer-Vernet, M. Moncuquet, and F. Pantelini, pp.699-702, 2009. Coauthor: R.C. Ygbuhay
  77. Galactic cosmic ray modulation for sunspot cycle 23. Adv. Space Res., 46, 934-941, doi:10.1016/j.asr.2010.04.008, 2010.
  78. The rigidity dependence of 11-year cosmic ray modulation: Implication for theories. J. Geophys. Res., 115, A07101, doi:10.1029/2009JA014798, 2010. Coauthors: M.M. Fikani and R.C. Ygbuhay.
  79. The onset of sunspot cycle 24 and galactic cosmic ray modulation. Adv. Space Res., 48, 61 64, doi:10.1016/j.asr.2011.01.003, 2011. Coauthor: R.C. Ygbuhay.
  80. Is there an instrumental drift in the counting rates of the high latitude neutron monitors? Adv. Space Res., 49, 493-499, doi:10.1016/j.asr.2011.10.012, 2011. Coauthor: R.C. Ygbuhay.
  81. Timelines of cosmic ray intensity, Ap, IMF, and sunspot numbers since 1937. J. Geophys. Res., 116, A12106, 9 pages, doi:10.1029/2011JA017021, 2012. This paper received 'Editor's Choice' recognition.
  82. Sunspot cycle 23 descent to an unusual minimum and forecasts for cycle 24 activity. Adv. Space Res., 50, 662-668, doi:10.1016/j.asr.2011.04.023, 2011. Coauthor: J. Jackiewicz. Special issue on: Solar Variability, Cosmic Rays and Climate.
  83. Sunspot cycle 24 and the advent of Dalton-like minimum. Adv. Astron. Special Issue: The Solar Cycle, 2012, Article ID126516, 5 pages, doi:10.1155/2012/126516, 2012. Coauthor: R.C. Ygbuhay.
  84. Three cycle quasi-periodicity in solar, geophysical, cosmic ray data and global climate change. Indian Journal of Radio & Space Physics, 41, 509-519, 2012.
  85. Testing baseline stability of some neutron monitors in Europe, Africa, and Asia. Adv. Space Res., 51, 1990-1995, 10.1016/j.asr.2013.01.014, 2013.
  86. Sunspot numbers, interplanetary magnetic field, and cosmic ray intensity at earth: Nexus for the twentieth century. Adv. Space Res., 52, 2112-2118, 2013.
  87. No direct correlation between galactic cosmic rays and earth surface temperature. Adv. Space Res., 52, 2119-2121, 2013.
  88. Three cycle quasi-periodicity in Ap, IMF and cosmic rays: Implications for global climate change, Chapter 4 in the book (ID 13567): Homage to the discovery of Cosmic Rays, the Meson-Muon and Solar Cosmic Rays. Ed. Jorge A. Peraz-Peraza NOVA SciencePublishers, Inc., Hauppauge, New York, 11788, USA, 2013.
  89. An empirical approach to predicting key parameters for a sunspot number cycle. Adv. Space Res., 53, 568-573, 2014.
  90. May 2005 Halo CMEs and galactic cosmic ray flux changes at Earth’s orbit. Solar Phys., 289, 1763-1782, 2014. Coauthors: M.V. Alania, A. Wawrzynczak, R.C. Ygbuhay, and M.M. Fikani.
  91. Galactic cosmic rays, total solar irradiance, sunspot numbers, and Earth surface air temperature: Correlations. Indian Journal of Radio & Space Physics, 43, 141-150, 2014.
  92. Sunspot activity and cosmic ray modulation at 1 a.u. for 1900 -2013. Adv. Space Res., 54, 1704-1716, 2014.
  93. Cosmic ray 11-year modulation for sunspot cycle 24. Solar Phys., 290, 635-643, 2015. Coauthor: R.C. Ygbuhay
  94. North-south excess of hemispheric sunspot numbers and cosmic ray asymmetric solar modulation. Adv. Space Res., 2645-2648, 2015.
  95. North-south component of galactic cosmic ray anisotropy at 1 AU. Adv. Space Res., 2649-2653, 2015.
  96. Cosmic ray heliospheric transport study with neutron monitor data. J. Geophys. Res., 120, 8229-8246, doi:10.1002/2015JA021603, 2015. Coauthors: R.C. Ygbuhay, R. Modzelewska, L.I. Dorman, and M.V. Alania.
  97. The descent of the solar cycle 24 and future space weather. Adv. Space Res., 57, 710-714, 2016
  98. Salient features of the new sunspot number time series. Solar Phys., 3807-3815, doi 10.1007/sl1207-016-0996-9, 2016. Coauthor: R.C. Ygbuhay.
  99. Upper limit for fourth harmonic of cosmic ray solar daily variation: 1963 - 2015. Adv. Space Res., 59, 2192-2195, 2017. Coauthor: M.M. Fikani.
  100. Evolution of sunspot number timeline for next several cycles beyond 2016. J. Atmos. Solar Terr. Phys., 176, 57-60, 2018. Special issue on: Expected evolution of solar activity in the following decades, Eds. Vladimir Obridko, Katya Georgieva
  101. Changes of space weather and space climate at Earth orbit: An Update. Adv. Space Res., in 14, 1093-1099, 2019.
  102. Third harmonic of galactic cosmic ray solar daily anisotropy: 1963-2015, in preparation, 2019. Coauthor: M.M. Fikani.

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