TY  - RPRT
TI  - Potential effects of regional pumpage on groundwater age distribution
AU  - Brendan A. Zinn
AU  - Leonard F. Konikow
PY  - 2007
DO  - 10.1029/2006wr004865
UR  - https://pubs.usgs.gov/publication/70030186
ID  - 70030186
ER  -