TY - SER ED - BuÃÜlgarska akademiiÔ?†aÔ?° na naukite. TI - Abstracts of Bulgarian scientific literature AV - QH301 .A17 U1 - 574 CY - Sofia PB - The Centre N1 - Issued also in Russian; Description based on: Vol. 16 [i.e. 17], no. 2 (Jan.-Mar. 1979); Ceased publication ER -