1. F.A. Cotton, G. Wilkinson. Advanced inorganic chemistry, 5th ed. Wiley Publishing, New York, 594, (1988).
2. Dictionary of Inorganic Compounds, Supplement 4;Macintyre;CRC Press,1996
3. Metal ions in biological systems, CRC press;Sigel;London,1983
4. Biologically inspired oxidation catalysis;Que;Nature,2008
5. Reactivity of dioxygen− copper systems;Lewis;Chemical reviews,2004