TY  - RPRT
TI  - Ground-Water Quality in the Caguas-Juncos Valley, Puerto Rico, April to October 1990
AU  - Jose M. Rodriguez
AU  - Juan C. Puig
PY  - 1996
DO  - 10.3133/ofr96139
UR  - https://pubs.usgs.gov/publication/ofr96139
ID  - ofr96139
ER  -