SOLAR-TERRESTRIAL INTERACTION: CASE STUDY OF CASPIAN SEA LEVEL CHANGES Статья Kaftan V., Komitov B., Lebedev S. Bulgarian Astronomical Journal. Institute of Astronomy and Rozhen NAO. Том 25. 2016.
SOLAR-TERRESTRIAL INTERACTION: CASE STUDY OF CASPIAN SEA LEVEL CHANGES// BULGARIAN ASTRONOMICAL JOURNAL Статья Kaftan V., Komitov B., Lebedev S. Bulgarian Astronomical Journal. Institute of Astronomy and Rozhen NAO. Том Vol 25. 2016. С. 1-1