CALDER, John H.; BAIRD, Donald; URDANG, Elliott B. On the discovery of tetrapod trackways from Permo-Carboniferous redbeds of Prince Edward Island and their biostratigraphic significance. Atlantic Geoscience, [S. l.], v. 40, n. 2/3, 2004. DOI: 10.4138/1041. Disponível em: https://journals.lib.unb.ca/index.php/ag/article/view/1041. Acesso em: 28 mar. 2024.