TY - RPRT TI - A top specified boundary layer (TSBL) approximation approach for the simulation of groundwater contamination processes AU - H. Rubin AU - R. W. Buddemeier PY - 1996 DO - 10.1016/0169-7722(95)00083-6 UR - https://pubs.usgs.gov/publication/70018564 ID - 70018564 ER -