Bŭlgarska akademii͡a na naukite.
Academicians and corresponding members, 1869-1984
Akademit͡si i chlen-korespondenti, 1869-1984
Bolgarskai͡a akademii͡a nauk
Bulgarian academic books
Bulgarian Academy of Sciences
Bulgarian Academy of Sciences reference book 1969
Bŭlgarska akademii͡a na naukite
Otcheten doklad za deĭnostta na Bŭlgarskata akademii͡a na naukite prez 1991 g
Otcheten doklad za deĭnostta na Bŭlgarskata akademii͡a na naukite prez 1994 g
Pravilnik za nauchnite obedinenii͡a kŭm Bŭlgarskata akademii͡a na naukite ; Pravilnik za nauchnite instituti i drugite samostoi͡atelni nauchni zvena na Bŭlgarskata akademii͡a na naukite
Reference book 1969
Ustavite na Bŭlgarskata akademii͡a na naukite, 1869-1984