1
by Zaouali
Published 2007
2
Published 2007
3
by Teitel
Published 2001
4
by Webb
Published 2008
5
Published 2004
6
by Wu
Published 2015
7
Published 2017
8
Published 2015
9
by MccGwire
Published 1993
10
11
12
13
by Sakr
Published 1991
14
by Mahmud Nashar
Published 1999
15
by Sakr
Published 2005
16
by Sheward
Published 2006
17
by Sakr
Published 1989
18
by Norkumala Awang
Published 2015
19
by Montanari, 1949-
Published 1994
20
Published 2009