Orlyuk, M., Marchenko, A.V. and Romenets А.A. 2017. Spatial-temporeral changes in the geomagnetic field and seismisity. Geofizicheskiy Zhurnal. 39, 6 (Nov. 2017), 84–105. DOI:https://doi.org/10.24028/gzh.0203-3100.v39i6.2017.116371.