TY  - RPRT
TI  - Puerto Rico, humedales [Puerto Rico, wetlands]
AU  - D. Briane Adams
AU  - John M. Hefner
AU  - Teresa Dopazo
PY  - 1999
DO  - 10.3133/wsp2425_spanish
UR  - https://pubs.usgs.gov/publication/wsp2425_spanish
ID  - wsp2425_spanish
ER  -