TY - RPRT TI - Isotopic variations of dissolved copper and zinc in stream waters affected by historical mining AU - David M. Borrok AU - David Nimick AU - Richard B. Wanty AU - William I. Ridley PY - 2008 DO - 10.1016/j.gca.2007.11.014 UR - https://pubs.usgs.gov/publication/70033364 ID - 70033364 ER -