TY  - RPRT
TI  - Evaluation of extraction methods for hexavalent chromium determination in dusts, ashes, and soils
AU  - Ruth E. Wolf
AU  - Stephen A. Wilson
PY  - 2010
DO  - 10.3133/ofr20101243
UR  - https://pubs.usgs.gov/publication/ofr20101243
ID  - ofr20101243
ER  -