@misc{indiciae4a67d153f6df, title = {Pesticides and volatile organic compounds in shallow urban groundwater}, author = {D.W. Kolpin and P. J. Squillace and J.E. Barbash and J.S. Zogorski}, year = {1997}, url = {https://pubs.usgs.gov/publication/70169138}, note = {Source identifier: 70169138} }