Investigation of electrical conductivity and optical absorption in amorphous In$_X$Se$_{100-X}$ alloysA. S. Maan, D. R. Goyal, Sachin K. Sharma et T. P. SharmaJ. Phys. III France, 4 3 (1994) 493-501DOI: https://doi.org/10.1051/jp3:1994141