1915年,門諾會传教士羅道夫·查爾斯·皮特(Rodolphe Charles Petter)[4]出版了有關夏延語的巨型詞典。[5]
備註
^Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (编). 夏延語. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
Esteban, Avelino Corral. "Does There Exist Passive Voice in Lakhota and Cheyenne?" Revista de Lingüística y Lenguas Aplicadas vol.7 (2012): 93.
Fisher Louise, Leroy Pine Sr., Marie Sanchez, and Wayne Leman, 2004. Cheyenne Dictionary. Lame Deer, Montana: Chief Dull Knife College.
Mithun, Marianne. "The Languages of Native North America." Cambridge University Press, 1999
Murray, Sarah E. "Two Imperatives in Cheyenne: Some Preliminary Distinctions." In Monica Macaulay, et al. Papers of the Forty-Fourth Algonquian Conference. State University of New York Press. pp. 242–56.
Petter, Rodolphe. "English-Cheyenne Dictionary." Kettle Falls, WA: Rodolphe Petter, 1915
Petter, Rodolphe. "Sketch of the Cheyenne Grammar." Lancaster, PA: American Anthropological Association, 1905
Leman, Wayne. "A Reference Grammar of the Cheyenne Language." Lulu Press, 2011