1. Physics and Astronomy Department; University of New Mexico; Albuquerque New Mexico USA
2. Institute of Mathematics and Physics; University of Natural Sciences and Humanities in Siedlce; Siedlce Poland
3. Cosmic Ray and Space Weather Center; Tel Aviv University; Qazrin Israel
4. Pushkov IZMIRAN; Russian Academy of Sciences; Moscow Russia
5. Institute of Geophysics; Tbilisi State University; Tbilisi Georgia