21
by Bowker, Mike
Published 1997
22
by Buszynski, Leszek
Published 1996
23
by Petro, Nicolai N.
Published 1997
24
25
by White, Stephen, 1945-
Published 2000
26
Published 2000
27
by Naray, Peter
Published 2001
28
by Lynch, Dov
Published 2000
29
30
by German, Tracey C, 1971-
Published 2003
31
by Khasbulatov, Ruslan
Published 1993
32
by Gaddy, Clifford G.
Published 1996
33
Published 2008
34
by Levin, Michael L.
Published 2008
35
by Mankoff, Jeffrey, 1977-
Published 2011
36
Published 1979
37
by Skak, Mette
Published 1996
38
by Sakwa, Richard
Published 2004
39
Published 2004
40