FRICKER, Aubrey. Letter from the President of A.G.S. Atlantic Geoscience, [S. l.], v. 22, n. 1, 1986. DOI: 10.4138/1592. Disponível em: https://journals.lib.unb.ca/index.php/ag/article/view/1592. Acesso em: 8 may. 2024.