1. G.K. Boreskov, in: J.R. Anderson, M. Boudart (Eds.), Catalysis—Science and Technology, Vol. 3, Springer, Berlin, Heidelberg, 1982, p. 39
2. Adsorption and Catalysis on Transition Metals and their Oxides;Kiselev,1989
3. Possible highT c superconductivity in the Ba?La?Cu?O system
4. Transition Metal Oxides;Cox,1992
5. Electronic Structure and the Properties of Solids;Harrison,1990