TY - RPRT TI - Approaches to highly parameterized inversion-A guide to using PEST for groundwater-model calibration AU - John E. Doherty AU - Randall J. Hunt PY - 2010 DO - 10.3133/sir20105169 UR - https://pubs.usgs.gov/publication/sir20105169 ID - sir20105169 ER -