@article{revealingcombinatorialreasoningofgnnsvia,
  title = {Revealing Combinatorial Reasoning of GNNs via Graph Concept Bottleneck Layer},
  author = {Yue Niu and Zhaokai Sun and Jiayi Yang and Xiaofeng Cao and Rui Fan and Xin Sun and Hanli Wang and Wei Ye},
  year = {2026},
  eprint = {2603.02025},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.02025},
}