Ethnologue: Gros Ventre: Demographic information about the Gros Ventre language, from the Ethnologue of Languages.
Gros Ventre Coloring Book: Bilingual coloring book in Gros Ventre and English, aimed at children.
Native Languages of the Americas - Gros Ventre (Ahe, A'aninin, Ahahnelin, A'ane, Atsina): Annotated collection of links.