1
Published 2000
2
3
Published 2003
4
by Premdas, R.
Published 1995
5
by Premdas, Ralph R.
Published 1995
6
Published 1999
7
Published 1998
8
by Teivainen, Teivo
Published 2002
9
Published 1989
10
by Lavy, Victor
Published 1991
11
12
Published 1998