DUFF, P. Mcl. D.; VASEY, G. M.; ZODROW, E. L. Letter to the Editor. Atlantic Geoscience, [S. l.], v. 20, n. 2, 1984. DOI: 10.4138/1576. Disponível em: https://journals.lib.unb.ca/index.php/ag/article/view/1576. Acesso em: 3 may. 2024.