Matdoan, M. Y., A. Talakua, Marsono Marsono, D. Safira, A. Suriaslan, M. Zulfadhli, and A. Rukua. “Application of Demerit Chart and Fuzzy Demerit Chart for Monitoring Paper Production”. Pattimura International Journal of Mathematics (PIJMath) 3, no. 2 (November 30, 2024): 77-86. Accessed January 22, 2025. https://ojs3.unpatti.ac.id/index.php/pijmath/article/view/16019.