Madonna, R., Torrese, P., Crema, G., Signanini, P. and Costantino, V. 2007. Rock composition and water quality of San Pedro Sula area (Honduras). Italian journal of engineering geology and environment. 1 (Jun. 2007), 19–32. DOI:https://doi.org/10.4408/IJEGE.2007-01.O-02.