Tsvetkova, T. A., I. V. Bugaenko, and L. N. Zaets. 2020. “Speed Structure of the Mantle under the Dnieper-Donets Depression and Its Surrooudings. Pt. II”. Geofizicheskiy Zhurnal 42 (3):145-61. https://doi.org/10.24028/gzh.0203-3100.v42i3.2020.204706.