TY - RPRT TI - Contrasting residence times and fluxes of water and sulfate in two small forested watersheds in Virginia, USA AU - J.K. Böhlke AU - R. L. Michel PY - 2009 DO - 10.1016/j.scitotenv.2009.02.007 UR - https://pubs.usgs.gov/publication/70037009 ID - 70037009 ER -