1
Published 1997
2
3
by Pomfret, Richard
Published 1996
4
Published 1995
5
by Hsing, You-tien
Published 1998
6
7
Published 1992
8
Published 1993
9
by Dijkstra, Geske
Published 1992
10
Published 1991
11
by Kolodko, Grezegors W.
Published 2000
12
by Masina, Pietro P.
Published 2006
13
by Pomfret, Richard W. T.
Published 1996