TY - RPRT TI - The persistence of lead from past gasoline emissions and mining drainage in a large riparian system: Evidence from lead isotopes in the Sacramento River, California AU - C.E. Dunlap AU - Charles N. Alpers AU - R. Bouse AU - Howard E. Taylor AU - D.M. Unruh AU - A.R. Flegal PY - 2008 DO - 10.1016/j.gca.2008.10.006 UR - https://pubs.usgs.gov/publication/70032742 ID - 70032742 ER -