BELLUIGI, A. L’ abbassamento dell’ EGO-isopieziche. Annals of Geophysics, [S. l.], v. 17, n. 2, p. 221–263, 1964. DOI: 10.4401/ag-5208. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/5208. Acesso em: 4 aug. 2021.