Rankin, Robert L. 1998. “Grammatical Evidence for Genetic Relationship and the Macro-Siouan Problem”. Papers from the Annual Meetings of the Atlantic Provinces Linguistic Association (PAMAPLA) ACTES DES COLLOQUES ANNUELS DE L’ASSOCIATION DE LINGUISTIQUE DES PROVINCES ATLANTIQUES (ACAALPA). 21 (June):20-44. https://conferences.lib.unb.ca/index.php/pamapla/article/view/283.