TY - RPRT TI - Factors controlling As and U in shallow ground water, southern Carson Desert, Nevada AU - A. H. Welch AU - M.S. Lico PY - 1998 DO - 10.1016/s0883-2927(97)00083-8 UR - https://pubs.usgs.gov/publication/70020405 ID - 70020405 ER -