Ullrich, Jan (编). New Lakota Dictionary 2nd. Bloomington, IN: Lakota Language Consortium. 2011: 607, 626, 883. ISBN 978-0-9761082-9-0. LCCN 2008922508.
Marshall, Thomas Maitland (编). The life and papers of Frederick Bates. St Louis MO: Missouri Historical Society. 1923. vol 1, p 203 - 1807 Hunting Licenses Granted July 6 Primo and Bessonett On the Chyone
Hogan, Edward Patrick; Fouberg, Erin Hogan. The Geography of South Dakota Third. Sioux Falls, SD: The Center for Western Studies – Augustana College. 2001. ISBN 0-931170-79-6.