Kaliakra
By: Georgi Dzhingov, Ana Balkanska, Marii͡a︡ Ĭosifova.
Contributors: Balkanska, Ana.; Ĭosifova, Marii͡a︡.
Publisher: Izd-vo na Bŭlgarskata akademii͡a︡ na naukite
Published: 1990
Place of publication: Sofii͡a︡
Language: bul
Subjects: Kaliakra, Cape (Bulgaria) -- Antiquities.
Notes: Includes bibliographical references.
At head of title: Bolgarskai͡a︡ akademii͡a︡ nauk. Arkheologicheskiĭ institut s muzeem.
Summary and table of contents also in French and Russian.
Table of contents: title: t. 1. Krepostno stroitelstvo