Bŭlgarii︠a︡ prez vtorata chetvŭrt na XIV v.
Subtitle: tsar Ivan Asen IV-sinŭt na Ivan Aleksandŭr
By: Ĭordan Andreev.
Publisher: Univ. izd-vo "Sv. Kliment Okhridski"
Published: 1993
Place of publication: Veliko Tŭrnovo
Language: bul
Number of pages: 325
Subjects: Bulgaria -- History -- To 1393.
Notes: Includes bibliographical references.