TY - RPRT TI - Numerical model for the uptake of groundwater contaminants by phreatophytes AU - M.A. Widdowson AU - A. El-Sayed AU - J. E. Landmeyer PY - 2008 DO - 10.2495/wp080361 UR - https://pubs.usgs.gov/publication/70033098 ID - 70033098 ER -