Aves
By: Simeon Dimitrov Simeonov, Tani͡u︡ Manev Michev, Dimitŭr Nikolov Nankinov.
Contributors: Michev, Tani͡u︡ Manev.; Nankinov, Dimitŭr Nikolov.
Series: Fauna na Bŭlgarii͡a︡ ;; 20,<26   >; Fauna na Bŭlgarii͡a︡ ;; 20, etc.
Publisher: Izd-vo na Bŭlgarskata akademii͡a︡ na naukite
Published: 1990
Place of publication: Sofii͡a︡
Language: bul
Subjects: Birds -- Bulgaria.; Birds -- Bulgaria -- Classification.
Notes: Includes bibliographical references and index.
Vol. 2 by D.N. Nankinov, et al.
At head of title: Bŭlgarska akademii͡a︡ na naukite. Institut po zoologii͡a︡.
Summary in English.
Errata slip inserted in v. 1.