1. Simulation of flow in the upper North Coast Limestone aquifer, Manatí-Vega Baja area, Puerto Rico Author/Creator: Cherry, Gregory S. Publication/Creation: San Juan, P.R. : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
2. Source, use, and disposition of freshwater in Puerto Rico, 2005 Author/Creator: Molina-Rivera, Wanda L. Publication/Creation: [Reston, Va.] : [U.S. Dept. of the Interior, U.S. Geological Survey], [2009] Resource Type: Book Access & Availability: Loading