TY  - RPRT
TI  - Geologic map of the Monte Guilarte Quadrangle, Puerto Rico
AU  - R.D. Krushensky
AU  - A.F. Curet
PY  - 1984
DO  - 10.3133/i1556
UR  - https://pubs.usgs.gov/publication/i1556
ID  - i1556
ER  -