Forno, M.G. et al.trans. 2015. STRATIGRAPHIC AND TECTONIC NOTES ON THE VILLAFRANCA D’ASTI SUCCESSION IN TYPE-AREA AND CASTELNUOVO DON BOSCO SECTOR (ASTI RELIEFS, PIEDMONT) . Alpine and Mediterranean Quaternary. 28, 1 (Feb. 2015), 5–27.