TY  - RPRT
TI  - The environmental occurrence of herbicides: The importance of degradates in ground water
AU  - D.W. Kolpin
AU  - E.M. Thurman
AU  - S. M. Linhart
PY  - 1998
DO  - 10.1007/s002449900392
UR  - https://pubs.usgs.gov/publication/70020103
ID  - 70020103
ER  -