Hien, Bernard. “Les Elephants Du Ranch De Gibier De Nazinga (Burkina Faso): Donnees Passes, Situation Actuelle, Perspectives De Conservation”. Pachyderm 35, no. 1 (December 30, 2003). Accessed July 3, 2024. https://pachydermjournal.org/index.php/pachyderm/article/view/1153.