Fikriah, Kamelia, et al. “ANALYSIS OF LATTICE PARAMETER, ERROR, AND THE BANDGAP ENERGY IN CADMIUM SULFIDE (CdS) SEMICONDUCTOR MATERIAL”. Spektra: Jurnal Fisika Dan Aplikasinya, vol. 6, no. 2, Oct. 2021, pp. 113-20, doi:10.21009/SPEKTRA.062.04.