1
Published 2002
2
Published 1998
3
Published 1999
4
5
Published 1991
6
Published 1991
7
Published 1999
8
9
Published 1999
10
Published 1999
11
Published 1996
12
Published 1999
13
Published 1999
14
Published 1978
15
Published 1999
16
Published 1994
17
Published 2004
18
Published 1959
19
20
by Abu-Sitta, Salman H.
Published 2010