1
Published 1994
2
Published 1993
3
by Alavi, Rokiah, 1963-
Published 1996
4
Published 1992
5
6
Published 1996
7
Published 1996
8
by Jansson, Hans
Published 1995
9
Published 1990
10
11
by Lorentzen, Jochen
Published 1995
12
by Solberg, Carl E.
Published 1979