TY  - RPRT
TI  - Source, variability, and transformation of nitrate in a regional karst aquifer: Edwards aquifer, central Texas.
AU  - MaryLynn Musgrove
AU  - Stephen P. Opsahl
AU  - Barbara Mahler
AU  - Chris Herrington
AU  - Thomas Sample
AU  - John Banta
PY  - 2016
DO  - 10.1016/j.scitotenv.2016.05.201
UR  - https://pubs.usgs.gov/publication/70173854
ID  - 70173854
ER  -