1. M. Anke, B. Groppel, K. Gruhn, T. Kosla, M. Szilagyi, in: M. Anke, W. Bauman, H. Braunlich, C. Bruckner, B. Groppel (Eds.), Spurelement-Symposium: New Trace Elements, Jena, Fiedrich-Schiller-Universitat, 1988, pp. 1266–1275.
2. Is vanadium of human nutritional importance yet?
3. D. Rehder, in: H. Sigel, A. Sigel (Eds.), Metal Ions in Biological Systems, vol. 31, Marcel Dekker, New York, 1995, pp. 1–43.
4. D. Rehder, in: J.O. Nriagu (Ed.), Vanadium in the Environment, vol. 30, Wiley, New York, 1998, pp. 251–284.