1. Brand, L.E., Sunda, W.G., and Guillard, R.R.L. (1983) “Limitation of marine phytoplankton reproductive rates by zinc, manganese and iron”. Limnol.Oceanogr. 28: 1182 – 1198.
2. Brand, L.E., Sunda, W.G., and Guillard, R.R.L. (1986) “Reduction of marine phytoplankton reproduction rates by copper and cadmium”. J. Exp. Mar. Biol. Ecol. 96: 225–250.
3. Bruland, K.W. (1980) “Oceanographic distributions of cadmium, zinc, nickel and copper in the North Pacific”. Earth Planet. Sci. Lett. 47: 176–198.
4. Bruland, K.W. (1989) “Complexation of zinc by natural organic ligands in the central North Pacific”. Limnol. Oceanogr. 34: 269–285.
5. Bruland, K.W. (1992) “Complexation of cadmium by natural organic ligands in the central North Pacific”. Limnol. Oceanogr. 37: 1008–1017.