Bugaenko, I., Zaets, L. and Tsvetkova, T. 2015. Velocity typing the middle and lower mantle of Europe. Geofizicheskiy Zhurnal. 37, 3 (Jun. 2015), 88–101. DOI:https://doi.org/10.24028/gzh.0203-3100.v37i3.2015.111104.