TY  - RPRT
TI  - Reconnaissance geologic map of the Ophir quadrangle, Alaska
AU  - R. M. Chapman
AU  - W. W. Patton
AU  - E. J. Moll
PY  - 1985
DO  - 10.3133/ofr85203
UR  - https://pubs.usgs.gov/publication/ofr85203
ID  - ofr85203
ER  -