TY - RPRT TI - MODGRASS: Update of a ground-water flow model for the central part of the western San Joaquin Valley, California AU - Charles F. Brush AU - Kenneth Belitz AU - Steven P. Phillips AU - Karen R. Burow AU - Donna L. Knifong PY - 2006 DO - 10.3133/sir20055290 UR - https://pubs.usgs.gov/publication/sir20055290 ID - sir20055290 ER -