Buffalohead, Eric (2004). "Dhegihan History: A Personal Journey". Plains Anthropologist. 49 (192): 327–343. p. 332. doi:10.1179/pan.2004.022. S2CID164079603.
Hodge, Adam R. (October 2010). "Pestilence and Power: The Smallpox Epidemic of 1780-1782 and Intertribal Relations on the Northern Great Plains". The Historian. 72 (3): 559. doi:10.1111/j.1540-6563.2010.00270.x. PMID21140933. S2CID1788440.
Ritter, Beth R. (2002). "Piecing Together the Ponca Past. Reconstructing Degiha Migration to the Great Plains". Great Plains Quarterly. 4 (22): 271–284, p. 276. JSTOR23533249.
Also American Memory. (http://memory.loc.gov). Indian Land Cessions in the United States, 1784 to 1894. Serial 4015, 56th Congress, 1st Session, pp. 852-853. Map: Dakota 1.
Hodge, Adam R. (October 2010). "Pestilence and Power: The Smallpox Epidemic of 1780-1782 and Intertribal Relations on the Northern Great Plains". The Historian. 72 (3): 559. doi:10.1111/j.1540-6563.2010.00270.x. PMID21140933. S2CID1788440.
Buffalohead, Eric (2004). "Dhegihan History: A Personal Journey". Plains Anthropologist. 49 (192): 327–343. p. 332. doi:10.1179/pan.2004.022. S2CID164079603.
Hodge, Adam R. (October 2010). "Pestilence and Power: The Smallpox Epidemic of 1780-1782 and Intertribal Relations on the Northern Great Plains". The Historian. 72 (3): 559. doi:10.1111/j.1540-6563.2010.00270.x. PMID21140933. S2CID1788440.