Prinos kŭm biografii͡ata na Raĭno Popovich
Published: 1959
Place of publication: Sofii͡a
Language: bul; gre
Translated from: gre
Number of pages: 263
Notes: At head of title: Bŭlgarska akademii͡a na naukite. Arkhiven institut.

Correspondence in Greek with translations into Bulgarian.

Includes bibliographical references.