1. Trace elements in clams, mussels, and shrimp;Bertine;Limnol. Oceanogr.,1972
2. A geographic survey of silver concentrations in the gastropod, Tegula funebralis (A. Adams, 1955);Flegal,1976
3. Distribution of C, H, N, P. Fe, Mn, Zn, Ca, Sr and Sc in plankton samples collected off Panama and Colombia;Martin;Bioscience,1969
4. The elemental composition of plankton;Martin;Geochim. Cosmochim. Acta,1973
5. Biological Oceanographic Processes;Parsons,1973