AAVV, A. CONVENGNI E CONGRESSI. Annals of Geophysics, [S. l.], v. 2, n. 2, p. 296–297, 1949. DOI: 10.4401/ag-5965. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/5965. Acesso em: 26 apr. 2024.