1
by Muckle
Published 1982
2
Published 1985
3
by Kulund
Published 1982
4
Published 1986
5
by Dominguez
Published 1980
6
by Guten
Published 1991
7
Published 1982
8
by Levy
Published 1993
9
Published 1988
10
by Bergeron
Published 1989
11
Published 1993
12
Published 1993
13
by Booher
Published 2000
14
by Tippett
Published 1990
15
Published 1999
16
by Heil
Published 1993
17
by Lachmann
Published 1994
18
by O'Donoghue
Published 1984
19
Published 1992
20
by Lachmann
Published 1994