"Pontus" . . "History" . . . "Pontiĭskoe t︠s︡arstvo gosudarstvo grekov i varvarov v Prichernomorʹe" . . "Pontic Kingdom" . . . . . . "Pontiĭskoe t︠s︡arstvo : gosudarstvo grekov i varvarov v Prichernomorʹe" . . . . "Black Sea Region" . . . .