TY  - RPRT
TI  - Geologic map of the Fajardo and Cayo Icacos quadrangles, Puerto Rico
AU  - R. P. Briggs
AU  - Eduardo Aguilar-Cortes
PY  - 1980
DO  - 10.3133/i1153
UR  - https://pubs.usgs.gov/publication/i1153
ID  - i1153
ER  -