1.
FAVALI P, GIOVANI L, SPADEA MC, VECCHI M. Il terremoto della Valnerina del 19 Settembre 1979 Indagine Macrosismica. Ann. Geophys. [Internet]. 1980Nov.25 [cited 2021Oct.20];33(1):67-100. Available from: https://www.annalsofgeophysics.eu/index.php/annals/article/view/4696