1. Stevens, D.E. 1973 Blackwater Draw Locality No. 1, 1963-1972, and its relevance to the Firstview complex. Unpublished M.A. thesis, Department of Anthropology, Eastern New Mexico University.
2. Wheat, J.B. 1972 The Olsen-Chubbock Site: a Paleo-Indian bison kill. Society for American Archaeology, Memoir 26.