Alonso, Ricardo Narciso. “Dinosaurs? Ichnites (Ornithopoda, Hadrosauridae) in the Late Cretaceous of Northern Argentina”. Acta Geológica Lilloana 15, no. 2 (December 7, 1980): 55–63. Accessed November 10, 2026. https://www.lillo.org.ar/journals/index.php/acta-geologica-lilloana/article/view/766.