TY  - RPRT
TI  - Provisional topographic map, Isla Desecheo, Puerto Rico
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1968
DO  - 10.3133/ofr68307
UR  - https://pubs.usgs.gov/publication/ofr68307
ID  - ofr68307
ER  -