TY - RPRT TI - Water resources data, Puerto Rico and the U.S. Virgin Islands, water year 1983 AU - R. E. Curtis AU - Senen Guzman-Rios AU - P.L. Diaz PY - 1984 DO - 10.3133/wdrpr831 UR - https://pubs.usgs.gov/publication/wdrPR831 ID - wdrPR831 ER -