1
by Driberg
Published 1956
2
by Crankshaw
Published 1966
3
by Zulkarnain Abdul Rahman
Published 2002
4
by Shafir
Published 1972
5
6
7
by Medvedev
Published 1977
8
9
10
by Chew
Published 1970
11
Published 1975
12
by Miller
Published 1963
13
by Crankshaw
Published 1964
14
by East
Published 1963
15
by Lykova
Published 1970
16
17
Published 2001