Pinto, Oliverio. “Dos Frutos Da Palmeira Elaeis Guineensis Na Dieta De Cathartes Aura Ruficollis”. El Hornero 10, no. 3 (October 1, 1965): 276–277. Accessed November 30, 2025. https://elhornero.avesargentinas.org.ar/home/article/view/1325.