Charakter iskaženij i obščaja kartina severopričernomorskogo regiona v "Geografičeskom rukovodstve" Klavdija Ptolomeja. Distortions and the whole picture of the northern Pontic area in "Guide to geography" by Ptolemy - Zubarev, V. G. (Rossijskaja Archeologija, 1995,3 (1995), 1995)