1
by Hamel
Published 1996
2
by Fleisher
Published 2007
3
by Porter
Published 1985
4
by Shanggari Balakrishnan
Published 2008
5
Published 1998
6
7
by PREISS
Published 1996
8
by ESSINGER
Published 1999
9
by CARPENTER
Published 1997
10
Published 1997
11
by TUVAL
Published 1999
12
by BRANDENBURGER
Published 1996
13
Published 1996
14
by DOZ
Published 1998
15
by BROWN
Published 1998
16
by Velthuis, Carol
Published 2010
17
by Korzeniowski, Paul
Published 1997