1. J.C. King, R.J. Cousins, M.E. Shils, M. Shike, A.C. Ross, B. Caballero, R.J. Cousins, editors. Modern Nutrition in Health and Disease. 10th ed. Baltimore: Lippincott Williams and Wilkins; (2006) 271–285.
2. A.S. Prasad, A. Jr. Miale, Z. Farid, H.H. Sandstead, A.R.J. Schulert, Lab. Clin. Med. 61 (1963) 537-549.
3. I. Bertini, H.B. Gray, E.I. Stiefel, J.S. Valentine, Eds, Biological Inorganic Chemistry, 1st ed, University Science Books: Sausalito, CA, 2007.
4. Transition Metal Speciation in the Cell: Insights from the Chemistry of Metal Ion Receptors
5. Coordination Chemistry of Bacterial Metal Transport and Sensing