CIALDEA, R. “Un Nuovo Tipo Di Magnetometro Per Le Misure Magnetiche Sulle Rocce”. Annals of Geophysics 19, no. 4 (November 25, 1966): 399–414. Accessed March 29, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/5053.