TY  - RPRT
TI  - Silver concentrations in Colorado, USA, watersheds using improved methodology.
AU  - Liang-Saw Wen
AU  - Peter H Santschi
AU  - Gary A Gill
AU  - Degui Tang
PY  - 2002
UR  - https://pubmed.ncbi.nlm.nih.gov/12371479/
ID  - 12371479
ER  -