[1]
Geofizicheskiy Zhurnal, T. 2017. To the 60th anniversary of Ivan Mikhaylovich Tsyfra. Geofizicheskiy Zhurnal. 39, 5 (Oct. 2017), 105–109. DOI:https://doi.org/10.24028/gzh.0203-3100.v39i5.2017.133398.