61
by Hofstadter, Richard, 1916-1970
Published 1961
Book
62
by Li, Dun J.
Published 1978
Book
64
Book
66
by Janus, David
Published 2004
Thesis Manuscript
70
by Henrie, Mark
Published 1995
Book
71
Published 1959
Book
72
Book
74
75
Book
76
by Steininger, Rolf, 1942-
Published 1999
Book
77
by Mayers, David Allan, 1951-
Published 1995
Book
79
Published 1970
Book
80
Published 1970
Book