Johnston, Alex. Blackfoot Indian Utilization of the Flora of the Northwestern Great Plains. Economic Botany. Jul–Sep 1970, 24 (3): 301–324. JSTOR 4253161. doi:10.1007/bf02860666.
Grinnel, George Bird. Early Blackfoot History. American Anthropologist. Vol. 5, no. 2 (April 1892): 153-164. JSTOR 658663.缺少或|url=为空 (帮助)
Johnston, Alex. Blackfoot Indian Utilization of the Flora of the Northwestern Great Plains. Economic Botany. Jul–Sep 1970, 24 (3): 301–324. JSTOR 4253161. doi:10.1007/bf02860666.
West, Helen B. Blackfoot Country. Montana: The Magazine of Western History: 34–44. Autumn 1960. JSTOR 4516437.|volume=被忽略 (帮助); 缺少或|url=为空 (帮助)
Bird Grinnell, George. A Blackfoot Sun and Moon Myth. The Journal of American Folklore – 6, no. 20 (Jan – Mar., 1893), 44-47. JSTOR 534278.缺少或|url=为空 (帮助)
Maclean, John. Blackfoot Mythology. The Journal of American Folklore – 6, no. 22 (Jul – Sep., 1893), 165-172. JSTOR 533004.缺少或|url=为空 (帮助)
thecanadianencyclopedia.ca
Dempsey, Hugh A. Blackfoot Confederacy. The Canadian Encyclopedia. [22 July 2017]. (原始内容存档于2021-05-20) (英语).