TY  - RPRT
TI  - Geochemistry of soils from the San Rafael Valley, Santa Cruz County, Arizona
AU  - Helen W. Folger
AU  - Floyd Gray
PY  - 2013
DO  - 10.3133/ofr20131149
UR  - https://pubs.usgs.gov/publication/ofr20131149
ID  - ofr20131149
ER  -