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2021ATel14956....1V - The Astronomer's Telegram, 14956, 1 (2021)
H-alpha observations of M31 novae AT2021zdh and AT2021ypn.
VALCHEVA A., MINEV M., DIMITROVA I., OVCHAROV E. and NEDIALKOV P.
Journal keyword(s):
Simbad objects: 3