TY  - RPRT
TI  - Hydrologic unit boundaries for the U.S. Virgin Islands
AU  - Marilyn Santiago
AU  - Jesús Rodríguez-Martínez
PY  - 1999
DO  - 10.3133/ofr99223
UR  - https://pubs.usgs.gov/publication/ofr99223
ID  - ofr99223
ER  -