TY  - RPRT
TI  - Bouguer gravity maps, rock property data, and principal facts for gravity data compiled for the island of Puerto Rico and vicinity
AU  - N. E. Kitchen
AU  - V.E. Langenheim
AU  - W. L. Rambo
AU  - Andrew Griscom
PY  - 1991
DO  - 10.3133/ofr91633a
UR  - https://pubs.usgs.gov/publication/ofr91633A
ID  - ofr91633A
ER  -