1. Bricker, Owen (1982) Personal communication. U.S. Geological Survey, Reston, VA.
2. Input of trace metals to mid-Chesapeake Bay from Shore Erosion;Ferre,1977
3. Abnormally enriched trace elements in the atmosphere;Gordon,1973
4. Normalization and interpretation of atmospheric trace-element concentration patterns;Gordon,1973
5. Trace element analysis of natural water samples by neutron activation analysis with chelating resin;Greenberg;Anal. Chem.,1983