Zulhafendi, R. W., Y. Yerizon, F. Dwina, and S. Sari. “Analysis of Students’ Errors Based on Newman’s Errors in Solving Mathematical Reasoning Problems”. Rangkiang Mathematics Journal, vol. 5, no. 1, Apr. 2026, pp. 46-58, doi:10.24036/rmj.v5i1.91.