TY  - RPRT
TI  - Preliminary release of scientific reports on the acidic drainage in the Animas River watershed, San Juan County, Colorado
AU  - S. E. Church
PY  - 2000
DO  - 10.3133/ofr0034
UR  - https://pubs.usgs.gov/publication/ofr0034
ID  - ofr0034
ER  -