Mansor, M. A., M. S. M. Kasihmuddin, and S. Sathasivam. “Modified Artificial Immune System Algorithm With Elliot Hopfield Neural Network For 3-Satisfiability Programming”. Journal of Informatics and Mathematical Sciences, vol. 11, no. 1, Mar. 2019, pp. 81-98, doi:10.26713/jims.v11i1.1062.