Geomagnetism Unit Staff. Geomagnetism at Istituto Nazionale di Geofisica 1995-1998 activity report prepared for the 1999 XXIII IUGG, Birmingham, UK. Quad. Geofis. 1999;6. Accessed October 23, 2026. https://collane-editoriali.ingv.it/index.php/qdg/article/view/1546