Bakken, Gordon Morris; Kindell, Alexandra (February 24, 2006). "Utes". Encyclopedia of Immigration and Migration in the American West. SAGE. ISBN978-1-4129-0550-3.
Bakken, Gordon Morris; Kindell, Alexandra (February 24, 2006). "Utes". Encyclopedia of Immigration and Migration in the American West. SAGE. p.648. ISBN978-1-4129-0550-3.
Indians of Colorado. The William E. Hewitt Institute for History and Social Science Education. University of Northern Colorado. Retrieved June 16, 2018.