1. A Ballhausen Trans Faradav SOC Bursten unpublished work to be published xxx Cotton and See for example Ab Initio Molecular Orbital Miskowski Polvhedron Multiule Bonds Between Metal Atoms pp Wiley Phil Maq Hillier and paraday Peacock Polvhedron Woo proc a;Hansen;Chem SOC Chem SOC Chem SOC Chem Chem SOC Acad Sci Chem SOC,1965
2. REFERENCES and;Cotton;Chem Chem SOC Chem SOC,1965