TY  - RPRT
TI  - Hydrogeology and geochemistry of acid mine drainage in ground water in the vicinity of Penn Mine and Camanche Reservoir, Calaveras County, California: Summary report, 1993–95
AU  - Charles N. Alpers
AU  - S. N. Hamlin
AU  - M. P. Hunerlach
PY  - 1999
DO  - 10.3133/wri964287
UR  - https://pubs.usgs.gov/publication/wri964287
ID  - wri964287
ER  -