Ayumi, V., L. R. Rere, M. I. Fanany, and A. M. Arymurthy. “Random Adjustment - Based Chaotic Metaheuristic Algorithms for Image Contrast Enhancement”. Jurnal Ilmu Komputer Dan Informasi, Vol. 10, no. 2, June 2017, pp. 67-76, doi:10.21609/jiki.v10i2.375.