1
by Meserve
Published 2008
2
by Warburg
3
Published 2006
4
by Denisova
Published 2011
5
6
7
by Davis
Published 2008
8
Published 1993
9
Published 1994
10
by Whittaker
Published 1984
11
12
by Al-Azmah
Published 1990
13
by Burke
Published 1990
14
by Lewis
Published 1993
15
by Karsh
Published 1997
16
by Gray
Published 1993
17
by Kafadar
Published 1995
18
by Sakamoto, Taro
Published 1991
19
Published 2004
20
by Meisami
Published 1999