Doty, James Duane
1863. RCIA 1862, CD 1157, pp. 342-344, 354-358.
1865. RCIA 1864, CD 1220, pp. 317-320.
Dunn, J. P.
1886. Massacres of the Mountains. New York.
Eggan, Fred
1955. Social Anthropology: Methods and Results. In Social Anthropology of North American Indian Tribes. F. Eggan, ed. (2d ed.). Chicago.
Ewers, John C.
1955. The Horse in Blackfoot Indian Culture. BAE-B 159.
Farnham, Thomas J.