LAVECCHIA, G.; PIALLI, G. Modello geodinamico dell’Area Umbro-Marchigiana e suo significato sismogenetico. Annals of Geophysics, [S. l.], v. 34, n. 1, p. 135–147, 1981. DOI: 10.4401/ag-4690. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/4690. Acesso em: 4 aug. 2021.