Makarova, I.V. & Kozyrenko, T.F. (1966). Diatomovye vdorosli iz morskikh miotsenovykh otlozhenii yugo-evropeiskoi chasti S.S.S.R. i yikh znachenie dlya stratigrafi (Diatoms from the marine Miocene deposits of the south of European part of the U.S.S.R. and their significance for the stratigraphy). Akademiya Nauk S.S.S.R., Botanicheskii Institut im. V.L. Komarova. Izdatelystvo Nauka, Moskva-Leningrad., 70 pp., 11 pls., 6 figs., 5 tab.