TY  - RPRT
TI  - Statistical analysis of nitrate in ground water, West Salt River Valley, Arizona
AU  - Andy E. Long
AU  - James G. Brown
AU  - Dorinda J. Gellenbeck
PY  - 1997
DO  - 10.3133/wri974185
UR  - https://pubs.usgs.gov/publication/wri974185
ID  - wri974185
ER  -