Soo-Fen Fam, Zun-Liang Chuan, Sentot Imam Wahjono, Nur Dalila Zaini. “Fuzzy Analytical Hierarchy Process (F-AHP) Method in Evaluating E-Wallet Payment System in Malaysia”. Mathematical Statistician and Engineering Applications, vol. 71, no. 3, June 2022, pp. 742 -, doi:10.17762/msea.v71i3.211.