TY - RPRT TI - Use of bromide: Chloride ratios to differentiate potential sources of chloride in a shallow, unconfined aquifer affected by brackish-water intrusion AU - D. C. Andreasen AU - W.B. Fleck PY - 2012 DO - 10.1007/s100400050104 UR - https://pubs.usgs.gov/publication/70019611 ID - 70019611 ER -