A Tree-Ring Reconstruction of the Salinity Gradient in the Northern Estuary of San Francisco Bay oleh David W. Stahle, R. Daniel Griffin, Malcolm K. Cleaveland, Jesse R. Edmondson, Falko K. Fye, Dorian J. Burnette, John T. Abatzoglou, Kelly T. Redmond, David M. Meko, Micheal D. Dettinger, Daniel R. Cayan, Matthew D. Therrell