Meloni A, Battelli O, De Santis A, Dominici G. The 1990.0 magnetic repeat station survey and normal reference fields for Italy. Ann. Geophys. [Internet]. 1994 Nov. 25 [cited 2026 May 1];37(5). Available from: https://www.annalsofgeophysics.eu/index.php/annals/article/view/4185