1
Published 1979
2
Published 1995
3
by Davis, Mark M.
Published 2005
4
Published 1993
5
6
7
8
Published 2001
9
Published 1983
10
Published 2001
11
12
Published 2000
13
14
15
Published 2000
16
Published 1967
17
Published 1995
18
Published 1996
19
Published 1976
20
Published 1988