На проф. д-р Валентин Спиридонов – по повод неговата 60-годишнина / To Prof. Valentin Spiridonov on the Occasion of His 60th Anniversary

Autor:	Simeonov, Simeon
Zdroj:	Епохи / Epochs. XXIX(2):339-347
Databáze:	Central and Eastern European Online Library (CEEOL)
Externí odkaz:	https://www.ceeol.com/search/article-detail?id=1002696 Zobrazit plný text záznamu