The structure of the K-line during the ingress phase of the 1961 eclipse of 31 Cygni - Wright, Kenneth Osborne, 1911-2002; Odgers, G. J. ([Kanada] : Canada departement of mines and technical surveys)
Separát z: The Journal of the Royal astronomical society of Canada. Vol. 56, no. 4.
Přívazek k: The bright-line stars of class B.
Keywords: separáty