TY  - RPRT
TI  - Geochemical variation in soils in the Piceance Creek basin, western Colorado
AU  - Walter E. Dean
AU  - Charles D. Ringrose
AU  - Ronald William Klusman
PY  - 1979
DO  - 10.3133/b1479
UR  - https://pubs.usgs.gov/publication/b1479
ID  - b1479
ER  -