Flegal, AR; Squire, S; Scelfo, GH; Revenaugh, J. 2002. Decadal decline of anthropogenic silver in San Francisco Bay: Comparison with lead. Environmental Science and Technology.

Flegal, AR; Squire, S; Scelfo, GH; Revenaugh, J. 2002. Decadal trends of silver and lead contamination in San Francisco Bay surface waters. Environmental Science and Techology, 36, 2379-2386.