1
2
by Itzkowitz
Published 1972
3
by Barnes
Published 1987
4
by Cunningham
Published 1993
5
Published 1992
6
by Maksudoglu
Published 1999
7
8
by Ahmad
Published 1993
9
by Barnes
Published 1987
10
11
12
by Cagaptay
Published 2006
13
14
Published 1991
15
by Ahmad
Published 1993
16
17
by Trebilco
Published 1991
18
by Shaw
Published 1991
19
by Aksakal, 1973-
Published 2008
20
by Yavuz
Published 2009