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Additional information
Byurakan Astrophysical Observatory; Special Astrophysical Observatory, USSR Academy of Sciences. Translated from Astrofizika, Vol. 33, No. 3, pp. 345–350, November–December, 1990.
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Abramyan, G.V., Lipovetskii, V.A., Mikaelyan, A.M. et al. First Byurakan Spectral Sky Suvrvey. Blue stellar objects. III. Region δ=+43°. Astrophysics 33, 493–500 (1990). https://doi.org/10.1007/BF01006104
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DOI: https://doi.org/10.1007/BF01006104