TY  - RPRT
TI  - Relative spatial soil geochemical variability along two transects across the United States and Canada
AU  - Robert G. Garrett
PY  - 2009
DO  - 10.1016/j.apgeochem.2009.04.011
UR  - https://pubs.usgs.gov/publication/70140570
ID  - 70140570
ER  -