00660nam a2200205Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 0-521-56689-4 IIA Library 524.8 COL Coles, Peter 22128 Is the universe open or closed? the density of matter in the universe Peter Coles and George Ellis Cambridge Cambridge University Press 1997 xv, 236p. Cambridge lecture notes in physics; 7 Astronomy 80 Cosmology Universe 1987 BK 12631 12631 0 0 0 0 BAN BAN GEN 1998-08-27 EDS 1660.68 0 524.8/ COL 13548 2021-11-05 1660.68 1998-08-27 BK Rs. 1660.68