N. E. Zamri, N. A. N. M. Jamil, N. A. Romli, and M. S. M. Kasihmuddin, “LOGIC MINING FOR TELECOMMUNICATION CHURN CLASSIFICATION: PERMUTATION WEIGHTED RANDOM 2 SATISFIABILITY REVERSE ANALYSIS APPROACH”, BAREKENG: J. Math. & App., vol. 20, no. 3, pp. 2375-2388, Apr. 2026.