TY  - RPRT
TI  - Geology and ground-water resources of the Valley of Gila River and San Simon Creek, Graham County, Arizona
AU  - Maxwell M. Knechtel
AU  - E. W. Lohr
PY  - 1938
DO  - 10.3133/wsp796f
UR  - https://pubs.usgs.gov/publication/wsp796F
ID  - wsp796F
ER  -