TY  - RPRT
TI  - Water resources data, Puerto Rico and the U.S. Virgin Islands, water year 1989
AU  - R. E. Curtis
AU  - Zaida Aquino
AU  - P.L. Diaz
AU  - Ricardo Vachier
PY  - 1990
DO  - 10.3133/wdrpr891
UR  - https://pubs.usgs.gov/publication/wdrPR891
ID  - wdrPR891
ER  -