MARUSSI, ANTONIO. “SULLA RIDUZIONE REGIONALE E SUL METODO DELLE DERIVATE SECONDE IN GRAVIMETRIA”. Annals of Geophysics 6, no. 2 (November 25, 1953): 155–160. Accessed March 28, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/5770.