%0 Generic %D 1997 %T Five-Year Program Review: Regional Monitoring Program for Trace Substances in the San Francisco Estuary %A Bernstein, B. %A Mearns, A. %A Boesch, D. %A Cushman, R. %A Crooks, W. %A Metzger, S. %A O'Connor, T. %A Stewart-Oaten, A. %A O'Connor, J. M. %I San Francisco Estuary Institute %C Richmond, CA %G eng