TY  - BOOK
AU  - Swofford,David
AU  - Begle,Douglas P.
TI  - PAUP: Phylogenetic Analysis Using Parsimony, version 3.1, March 1993 
PY  - 1993///
CY  - Champaign, Illinois
PB  - Center for Biodiversity, Illinois Natural History Survey
KW  - Phylogeny
KW  - Computer programs
N1  - References : page 275-280
ER  -