1. Groundwater-quality survey of the south coast aquifer of Puerto Rico, April 2 through May 30, 2007 Author/Creator: Rodríguez, José M. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2009 Resource Type: Map Access & Availability: Loading
2. Assessment of ground-water withdrawals at municipal industrial parks in Puerto Rico, 2000 Author/Creator: Rodríguez, José M. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2004 Resource Type: Book Access & Availability: Loading