TY  - RPRT
TI  - Metal speciation in the Upper Arkansas River, Colorado, 1990-93
AU  - M. L. Clark
AU  - M.E. Lewis
PY  - 1997
DO  - 10.3133/wri964282
UR  - https://pubs.usgs.gov/publication/wri964282
ID  - wri964282
ER  -