TY - RPRT TI - Groundwater contamination downstream of a contaminant penetration site. I. Extension-expansion of the contaminant plume AU - H. Rubin AU - R. W. Buddemeier PY - 2002 DO - 10.1081/ese-120015461 UR - https://pubs.usgs.gov/publication/70024155 ID - 70024155 ER -