Abdul Samad, S.R. et al. 2026. HSS-GAT: A Memory-Efficient Hybrid Structural and Semantic Learning Using Graph Attention Networks and TF-IDF Features for AI-Generated Text Classification. International Journal of Artificial Intelligence and Machine Learning. 6, 3 (Sep. 2026), 1246–1262. DOI:https://doi.org/10.51483/IJAIML.2706.