Does the Imidazole Bridge Break During Catalysis in Cu, Zn Superoxide Dismutase ? Judgement from XAFS and Crystallography L. M. Murphy, R. W. Strange et S. S. HasnainJ. Phys. IV France, 7 C2 (1997) C2-599-C2-602DOI: https://doi.org/10.1051/jp4/1997109