Otvŭd sinii͡a prag
Subtitle: ekspedit͡sii͡a "Kosmos"
By: T͡Soncho Rodev.
Edition: 1. izd.
Publisher: Izd-vo Otechestvo
Published: 1985
Place of publication: Sofii͡a
Language: bul
Number of pages: 183
Subjects: Underwater archaeology -- Bulgaria.; Black Sea Coast (Bulgaria) -- Antiquities.; Bulgaria -- Antiquities.