Tsvetkov, Y. P., Filippov, S. V., Ivanov, V. V. and Brekhov, O. M. (2016) “Magnetic measurements in the stratosphere and their role in the studies of magnetic field of the Earth”, Geofizicheskiy Zhurnal, 38(5), pp. 67–74. doi: 10.24028/gzh.0203-3100.v38i5.2016.107822.