1
2
Published 2017
3
Published 2002
4
by Cheng, Ma
Published 2007
5
by Abd. Aziz Rahman
Published 1999
6
Published 2003
7
by Qafisheh, Hamidi A.
Published 1997
8
Published 2007
9
Published 2007
10
11
by Takahashi
Published 1991
12
Published 2011
13
Published 2003
14
by Jackson, Eugene
Published 2006
15
Published 2006
16
Published 2005
17
18
Published 2010
19
by Rasidin Ghani
Published 2003
20
by Kadir, M.A.
Published 1975