81
by Coxeter, H. S. M. 1907-2003
Published 1948
Book
87
by Berger, Marcel, 1927-
Published 1989
Book
90
Published 1922
Book
92
Book
93
by Baldwin, Harry L., jr.
Published 1993
Book
94
by Kallaher, Michael J.
Published 1982
Book
96
by Klein, Felix, 1849-1925
Published 1907
Book