TY - RPRT TI - New method for the direct determination of dissolved Fe(III) concentration in acid mine waters AU - T.B. To AU - D. Kirk Nordstrom AU - K.M. Cunningham AU - J.W. Ball AU - R. Blaine McCleskey PY - 1999 DO - 10.1021/es980684z UR - https://pubs.usgs.gov/publication/70021784 ID - 70021784 ER -