@misc{https://doi.org/10.13127/geomag/duronia.yearbook.2012, doi = {10.13127/GEOMAG/DURONIA.YEARBOOK.2012}, url = {http://geomag.rm.ingv.it/index.php?op=view_download_yearbook_data&system=DUR1&year=2012}, author = {Palangio, Paolo and Lepidi, Stefania}, keywords = {geomagnetic data from observatory}, language = {it}, title = {geomag /duronia/ yearbook / 2012}, publisher = {Istituto Nazionale di Geofisica e Vulcanologia (INGV)}, year = {2015}, copyright = {CC BY 4.0} }