Myles R. Cheesman; Vasily S. Oganesyan; Nicholas J. Watmough; Clive S. Butler; Andrew J. Thomson (2004). The Nature of the Exchange Coupling between High-Spin Fe(III) Heme o3 and CuB(II) in Escherichia coli Quinol Oxidase, Cytochrome bo3: MCD and EPR Studies. J. Am. Chem. Soc. 126 (13): 4157—4166. doi:10.1021/ja038858m. PMID15053605.
Myles R. Cheesman; Vasily S. Oganesyan; Nicholas J. Watmough; Clive S. Butler; Andrew J. Thomson (2004). The Nature of the Exchange Coupling between High-Spin Fe(III) Heme o3 and CuB(II) in Escherichia coli Quinol Oxidase, Cytochrome bo3: MCD and EPR Studies. J. Am. Chem. Soc. 126 (13): 4157—4166. doi:10.1021/ja038858m. PMID15053605.