TY - RPRT TI - Comparison of particle-tracking and lumped-parameter age-distribution models for evaluating vulnerability of production wells to contamination AU - S. M. Eberts AU - J.K. Böhlke AU - L. J. Kauffman AU - B.C. Jurgens PY - 2012 DO - 10.1007/s10040-011-0810-6 UR - https://pubs.usgs.gov/publication/70008311 ID - 70008311 ER -