COPPER-ZINC ALLOYS AS TREATED BY VIRTUAL CRYSTAL AND RELATED APPROXIMATIONS N. H. MARCH, P. GIBBS, G. M. STOCKS et J. S. FAULKNER J. Phys. Colloques, 33 C3 (1972) C3-259-C3-267 DOI: 10.1051/jphyscol:1972340