1. Agenbroad. L. D., 1978, The Hudson-Meng Site: An Alberta Bison Kill in the Nebraska High Plains. Washington, D.C.: University Press of America.
2. Bradley, B. A., 1974, Comments on the lithic technology of the Casper site materials. In G. C. Frison, ed., The Casper Site: A Hell Gap Bison Kill on the High Plains, pp. 191–197. New York: Academic Press.
3. Bradley, B. A., 1982, ked stone technology and typology. In G. C. Frison and D. J. Stanford, eds., The Agate Basin Site, pp. 181–208. New York: Academic Press.
4. Bradley, B. A., and Frison, G. C, 1987, Projectile points and specialized bifaces from the Horner site. In G. C. Frison and L. C. Todd, eds., The Horner Site: The Type Site of the Cody Cultural Complex, pp. 199–231. Orlando: Academic Press.
5. Bradley, B. A., and Frison, G. C, 1988, Typology and technology of the Mill Iron site flaked stone tools. Paper presented at the 53rd Annual Meeting of the Society for American Archaeology, Phoenix.