edited by Allan Sandage, Mary Sandage, and Jerome Kristian ; index prepared by Gustav A. Tammann

University of Chicago Press 1975 Stars and stellar systems v. 9

Available at 30 libraries

by B.E. Margulis ; translated and adapted from the Russian by Jerome Kristian and Daniel A. Levine

Pergamon Press 1964 Popular lectures in mathematics v. 14

Available at 18 libraries