Bibliographic Reference
Salazar J.M.L., P.A. Hernández, N.M. Pérez, R. Olmos, F. Barahona, R. Cartagena, T. Soriano, D.L. López, H. Sumino, K. Notsu, 2004,Spatial and temporal variation of diffuse CO2 degassing at the Santa Ana–Izalco–Coatepeque volcanic complex, El Salvador, Central America, Geol. Soc. Am. Spec. Pap., vol.375, pp. 135–146
