Revision of the brachiopod Eoorthis grandis Harrington, 1938, from the Lower Ordovician of Northwestern Argentina. Ameghiniana, [S. l.], v. 41, n. 1, p. 119–123, 2013. Disponível em: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/809. Acesso em: 13 sep. 2025.