TY - RPRT TI - Interactions between groundwater and surface water in a Virginia coastal plain watershed. 2. Acid-base chemistry AU - A. K. O’Brien AU - K.N. Eshleman AU - J.S. Pollard PY - 2006 DO - 10.1002/hyp.3360080503 UR - https://pubs.usgs.gov/publication/70017460 ID - 70017460 ER -