Remarks on the stratigraphy and brachiopod palaeobiogeography in the Lower Jurassic Hierlatz type limestone facies; the Choč Unit, Central Western Carpathians

by Uchman, Alfred, Tchoumatchenco, Platon
Source: 1. Geologica Carpathica 1. 0016-7738 1. Roč. 45, č. 4(1994), dát. august, s. 195-202

Jurassic stratigraphy of the section Staro selo, Pernik District, Southwestern Bulgaria

by Ivanova, Daria, Koleva-Rekalova, Elena, Stoykova, Kristalina, Tchoumatchenco, Platon, Yaneva, Marlena
Source: 1. Geologica balcanica 1. 0324-0894 1. Roč. 35, č. 1-2 (2005), s. 39-61