Jubilee dates (On the 115th anniversary of O.K. Kaptarenko-Chornousova, the 105th anniversary of I.M. Yamnichenko, the 90th anniversary of D.Y. Makarenko and 65th anniversary of the Department of Stratigraphy, and Palaeontology of the Mesozoic deposits of - K. V. Dykan (Geological Journal, 2015)