An attempt to model the dielectric function in II-VI ternary compounds Hg1-xZnxTe and Cd1-xZnxTe O. Castaing, J. T. Benhlal and R. Granger Eur. Phys. J. B, 7 4 (1999) 563-572 Published online: 15 February 1999 DOI: 10.1007/s100510050649