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Citations

Programs:

WinClada:

Nixon, K. C. 1999-2002. WinClada ver. 1.0000 Published by the author, Ithaca, NY, USA.

NONA:

Goloboff, P. 1999. NONA (NO NAME) ver. 2 Published by the author, Tucumán, Argentina.

TNT:

Goloboff, P., S. Farris, and K. Nixon. 2000. TNT (Tree analysis using New Technology) (BETA) ver. xxx Published by the authors, Tucumán, Argentina.

 

Theory and usage:

Goloboff, P.A. 1999. Analyzing large data sets in reasonable times: solutions for composite optima. Cladistics 15(4): 415-428.

 

Some citations using the ratchet :

Nixon, K. C. 1999. The parsimony ratchet, a new method for rapid parsimony analysis. Cladistics 15: 407-414.

Liebherr, J. K. 2001. Blackburnia gastrellariformis sp n. (Coleoptera : Carabidae), from Molokai: successful prediction of a new taxon by reconciled tree analysis. INSECT SYST EVOL 32 (2): 133-141.

Simmons M. P., V. Savolainen, C. C. Clevinger, et al. 2001. Phylogeny of the Celastraceae inferred from 26S nuclear ribosomal DNA, phytochrome B, rbcL, atpB, and morphology. MOL PHYLOGENET EVOL 19 (3): 353-366.

Gandolfo, M. A., K. C. Nixon, W. L. Crepet, et al. 2000. Sorophores of Lygodium Sw. (Schizaeaceae) from the Late Cretaceous of New Jersey. PLANT SYST EVOL 221 (1-2): 113-123.

Kathleen A. Kron, E. Ann Powell, and J.L. Luteyn. 2002. Phylogenetic relationships within the blueberry tribe (Vaccinieae, Ericaceae) based on sequence data from MATK and nuclear ribosomal ITS regions, with comments on the placement of Satyria. American Journal of Botany 89:327-336.