Darmayanti, R. (2025) “Innovation in Learning: The Pizza-Chips-MCA Media Based on Ethnomathematics to Enhance Students’ 4C Skills and Self-Efficacy”, Proceeding of the Excellent Campus and Technology Conference, 2(1), pp. 155–1`74. Available at: https://eprosiding.unupasuruan.ac.id/index.php/pectc/article/view/18 (Accessed: 13 October 2026).