TY - RPRT TI - Enhancements of nonpoint source monitoring of volatile organic compounds in ground water AU - W.W. Lapham AU - M.J. Moran AU - J.S. Zogorski PY - 2007 DO - 10.1111/j.1752-1688.2000.tb05729.x UR - https://pubs.usgs.gov/publication/70022092 ID - 70022092 ER -