Slavistichni studii.
APA Citation
Lekov, I., Sofiĭski universitet. Filologicheski fakultet., Sofiĭski universitet "Kliment Okhridski." Fakultet po slavi︠a︡nski filologii., International Congress of Slavists. (1963). Slavistichni studii. Sofii︠a︡: Nauka i izkustvo.
MLA Citation
Lekov, Ivan, Sofiĭski universitet. Filologicheski fakultet, Sofiĭski universitet "Kliment Okhridski." Fakultet po slavi︠a︡nski filologii, and International Congress of Slavists. Slavistichni Studii. Sofii︠a︡: Nauka i izkustvo, 1963.
Warning: These citations may not always be complete (especially for serials).