Zn References: 

Bruland, K. W.  1980.  Oceanographic distributions of cadmium, zinc, nickel and copper						
in the North Pacific.  Earth Planet. Sci. Lett.  47, 176-198.	

Bruland, K. W. 1989. Oceanic zinc speciation: Complexation of zinc by natural organic ligands 
in the central North Pacific. Limnology and Oceanography, 34, 267-283
					
Bruland, K. W. and R. P. Franks. 1983. Mn, Ni, Cu, Zn and Cd in the western North Atlantic.  In,						
Trace Metals in Seawater, C. S. Wong, E. Boyle, K. W. Bruland, J. D. Burton and E. D. Goldberg,						
eds., Plenum, 395-414.			

Bruland, K. W., Orians, K. J. and Cowen, J. P., 1994. Reactive trace metals in the stratified
central North Pacific. Geochim. Cosmochim. Acta, 58:3171-3182.
 
Nowicki, J. L., K. S. Johnson, K. H. Coale, V. A. Elrod and S. H. Lieberman. 1994. Determination 
of zinc in seawater using flow injection analysis with fluorometric detection. Analytical Chemistry, 
66, 2732-2738.

Shiller, A. M. and E. Boyle. 1985. Dissolved zinc in rivers. Nature, 317, 49-52.<\pre>