Authors: LEONOV YG PUSHCHAROVSKII YM SEMIKHATOV MA SOKOLOV BS GLADENKOV YB KRASHENINNIKOV A ROZANOV AY FEDONKIN MA KHERASKOVA TN CHUMAKOV NM

Citation: Yg. Leonov et al., KELLER,BORIS,MAKSIMOVICH (1912-1997), Stratigraphy and geological correlation, 6(2), 1998, pp. 204-206