Choref Mikhail M. RussiaNizhnevartovskNizhnevartovsk State University, 56 Lenina St., Nizhnevartovsk 628602, RussiaSenior Researcher at the Scientific Research Laboratory for Regional Historical StudiesPh.D. in Historychoref@yandex.ru Author's articles On the Possibility and Prospects of Deciphering Monograms on the Anonymous Obols of the Bosporus Coinage