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. Edited by J.D. Fernie. (Astrophysics and space science library, v. 36)
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. Edited by J.D. Fernie.