TY  - RPRT
TI  - Ground-water flow in the Central Valley, California
AU  - A. K. Williamson
AU  - David E. Prudic
AU  - L.A. Swain
PY  - 1989
DO  - 10.3133/pp1401d
UR  - https://pubs.usgs.gov/publication/pp1401D
ID  - pp1401D
ER  -