Bŭlgarski dialekten atlas
Subtitle: Severozapadni bŭlgarski govori v T︠S︡aribrodsko i Bosiligradsko
By: Rangel Bozhkov.
Publisher: Izd-vo na Bŭlgarskata akademii︠a︡ na naukite
Published: 1986
Place of publication: Sofii︠a︡
Language: bul
Subjects: Bulgarian language -- Dialects -- Maps.
Notes: At head of title: Bŭlgarska akademii︠a︡ na naukite. Institut za bŭlgarski ezik.

Vol. 2 includes index.