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The First Byurakan Spectral Sky Survey. Blue stellar objects. IX. The zone +69‡≤‡≤+73‡ and additional objects from previous regions
G. B. Abramyan, A. M. MikaelyanVolume:
37
Language:
english
Pages:
7
DOI:
10.1007/bf02058776
Date:
July, 1994
File:
PDF, 513 KB
english, 1994