Vŭprosŭt za vizantiĭsko-slavi͡anskite otnoshenii͡a i vizantiĭskite opiti za suzdavane na slavi͡anska azbuka prez pŭrvata polovina na IX v.
By: Ivan Duĭchev
Published: 1957
Place of publication: Sofii͡a
Language: bul
Number of pages: 267
Subjects: Relations
Notes: Reprinted from Izvestii͡a na Instituta za bŭlgarska istorii͡a, 7, p. 241-267.

Summaries in Russian, p. [264]-265, and in French: Le probleme des rapports byzantino-slaves et les tentatives byzantines de créer une escriture slave ... p. 266-67.