1
2
by Cawthorne, Nigel
Published 1998
3
by Aldrich, Richard J.
Published 2001
4
Published 2000
5
by Turner, Stanfield
Published 2005
6
by Abella, Alex
Published 2008
7
8
9
by Bzdek, Vincent
Published 2009
10
by Lichtblau, Eric
Published 2014
11
12
13
14
by Sparrow, Bartholomew
Published 2015
15
by Manchester, William
Published 2001
16
by Power, Samantha
Published 2002
17
by Chomsky, Noam
Published 2003
18
Published 1990
19
Published 2007
20
by Gilligan, James
Published 2011