Islam, K., N. L. Saidah, S. Yahya, and M. M. Syaikhuddin. “Evaluating AI Tutor Interaction With Ambiguous Junior High Mathematics Questions Using Black-Box”. RIGGS: Journal of Artificial Intelligence and Digital Business, vol. 5, no. 1, Feb. 2026, pp. 2153-60, doi:10.31004/riggs.v5i1.6363.