TY  - RPRT
TI  - Geologic map of the Winkelman quadrangle, Pinal and Gila Counties, Arizona
AU  - Medora H. Krieger
PY  - 1969
DO  - 10.3133/ofr69145
UR  - https://pubs.usgs.gov/publication/ofr69145
ID  - ofr69145
ER  -