A. Alsewari, A., A. K. Alazzawi, T. H. Rassem, M. N. Kabir, A. A. Ba Homaid, Y. A. Alsariera, N. M. Tairan, and K. Z. Zamli. “ABC Algorithm for Combinatorial Testing Problem”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 9, no. 3-3, Oct. 2017, pp. 85-88, https://jtec.utem.edu.my/jtec/article/view/2877.