1
by Miller
Published 2010
2
Published 2008
3
Published 1998
4
by BUSH
Published 2000
5
by Smith
Published 2012
6
by Cain
Published 2011
7
by Cox
Published 2002
8
Published 2012
9
by TURK
Published 1988
10
by TURK
Published 1988
11
by PIPESTEM
Published 1991
12
Published 1991
13
by KREBS
Published 1988
14
by KORMONDY
Published 1991
15
by PECCEI
Published 1984
16
by HAYWARD
Published 1992
17
Published 1980
18
by Ricklefs, Robert E.
Published 2000