| Institution: | 1. Space Research Institute, 117810 Moscow, U.S.S.R.;2. Moscow State University, Moscow, U.S.S.R.;3. Institute of Experimental Physics, 040 00 Košice, Czechoslovakia;4. Astronomical Institute, Prague, Czechoslovakia;5. Charles University, 180 00 Prague 8, Czechoslovakia;1. Natural Resources Canada, Ottawa, Canada;2. Institute of Geophysics, Czech Academy of Sciences, Prague, Czech Republic;1. Departamento de Física, Universidad de Extremadura, 06006, Badajoz, Spain;2. Instituto Universitario de Investigación del Agua, Cambio Climático y Sostenibilidad (IACYS), Universidad de Extremadura, 06006, Badajoz, Spain;3. Earth Remote Sensing Laboratory (EaRSLab) and Institute of Earth Sciences – ICT (Polo de Évora), Instituto de Investigação e Formação Avançada (IIFA), Universidade de Évora, 7000-671, Évora, Portugal;4. Departamento de Didáctica de las Ciencias Experimentales y las Matemáticas, 10071, Cáceres, Spain;1. Department of Physics, Arul Anandar College, Madurai Kamaraj University, Madurai, India;2. Department of Astronomy and Space Science, Kyung Hee University, Republic of Korea;3. School of Space Research, Kyung Hee University, Republic of Korea;4. Kodaikanal Solar Observatory, Indian Institute of Astrophysics, Kodaikanal, India |
