Viktorina "Bezsmŭrtie," posvetena na 40-godishninata ot pobedata na sot͡s︡ialisticheskata revoli͡u︡t͡s︡ii͡a︡ v Bŭlgarii͡a︡.
Publisher: Nat͡s︡ionalen muzeĭ na revol͡u︡t͡s︡ionnoto dvizhenie, Stopanski metalurgichen kombinat "L.I. Brezhnev", Kombinatski kom-t na DKMS
Published: 1984
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 93