Choi J, Park S, Park S, Cho S-B, Park N. Are Graph Transformers Necessary? Efficient Long-Range Message Passing with Fractal Nodes in MPNNs. AAAI [Internet]. 2026 Mar. 14 [cited 2026 Jul. 26];40(25):20553-61. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/39191