Sa’adah, N., R. . Sulaiman, and A. . Lukito. “Towards Personalized Mathematics Learning: Developing an Instrument to Map Students’ Mathematical Content Knowledge (MCK) about Function As a Foundation for Permutation Group Concepts”. Corolla International Conference, vol. 4, no. 1, Dec. 2025, pp. 85-94, https://www.yayasancec.or.id/cfc2.yayasancec.or.id/index.php/intc/article/view/85.