Active deformation in the San Salvador extensional stepover, El Salvador from an analysis of the April–May 2017 earthquake sequence and GPS data

D. Legrand, Griselda Marroquín, Charles DeMets, Luis Mixco, Andrés Carrión García, M. Villalobos, Dolors Ferrés, Eduardo Gutiérrez, D. Escobar, Rodolfo Torres, D. Hernández