Demography

Kalasz, Stephen M., Mark Mitchell, and Christian J. Zier (1999) Late Prehistoric Stage. In Colorado Prehistory: A Context for the Arkansas River Basin, edited by Christian J. Zier and Stephen M. Kalasz, pp. 141-263. Colorado Council of Professional Archaeologists, Denver.

Gilmore, Kevin P. (1999) Late Prehistoric Stage (A.D. 150-1540). In Colorado Prehistory: A Context for the Platte River Basin, edited by Kevin P. Gilmore, Marcia Tate, Mark L. Chenault, Bonnie Clark, Terri McBride, and Margaret Wood, pp. 175-307. Colorado Council of Professional Archaeologists, Denver.