Zhang M, Wang J, Xiao K, Wang S, Zhang Y, Chen H, et al. Learning Concept Prerequisite Relation via Global Knowledge Relation Optimization. AAAI [Internet]. 2025 Apr. 11 [cited 2026 May 12];39(2):1638-46. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/32156