TY  - RPRT
TI  - Mineral resources of the Rincon wilderness study area, Pima County, Arizona
AU  - Charles H. Thorman
AU  - Harald Drewes
AU  - Michael Lane
PY  - 1981
DO  - 10.3133/b1500
UR  - https://pubs.usgs.gov/publication/b1500
ID  - b1500
ER  -