DI NOI, ALFONSO. “Sul Significato Della Presenza Di Metano Nelle Manifestazioni Esalative E Idrotermali”. Annals of Geophysics 11, no. 3-4 (November 25, 1958): 241–247. Accessed April 28, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/5826.