TY  - RPRT
TI  - Southwest principal aquifers regional ground-water quality assessment
AU  - D.W. Anning
AU  - Susan A. Thiros
AU  - L. M. Bexfield
AU  - T.S. McKinney
AU  - J.M. Green
PY  - 2009
DO  - 10.3133/fs20093015
UR  - https://pubs.usgs.gov/publication/fs20093015
ID  - fs20093015
ER  -