Peter Schikler

Phylogeny and diversification of the largest avian radiation.

Joel Cracraft, F Keith Barker, D. Wake, 2004, Proceedings of the National Academy of Sciences of the United States of America.

Phylogeny and Evolutionary History of Old World Suboscine Birds (Aves: Eurylaimides)

J. Cracraft, R. Chesser, R. Prum, 2006 .

Phylogenetic relationships among modern birds (Neornithes): towards an avian tree of life

J. Cracraft, M. Braun, D. Mindell, 2004 .