Lavecchia G, de Nardis R, Cirillo D, Brozzetti F, Boncio P. The May-June 2012 Ferrara Arc earthquakes (northern Italy): structural control of the spatial evolution of the seismic sequence and of the surface pattern of coseismic fractures. Ann. Geophys. 2012;55(4). doi:10.4401/ag-6173