Variable stars in globular clusters and in related systems : Proceedings of the IAU Colloquium No. 21, held at the University of Toronto, Toronto, Canada, August 29-31, 1972 - IAU Colloquium 1972 : University of Toronto); Fernie, J. D.; International Astronomical Union (Dordrecht ; Boston : D. Reidel Publ. Co., 1973)
Includes bibliogr. references
Keywords: Variable stars -- Congresses; Stars -- Clusters -- Congresses