@article{graduallyexcavatingexternalknowledgefori,
  title = {Gradually Excavating External Knowledge for Implicit Complex Question Answering},
  author = {Chang Liu and Xiaoguang Li and Lifeng Shang and Xin Jiang and Qun Liu and Edmund Y. Lam and Ngai Wong},
  year = {2026},
  eprint = {2603.08148},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.08148},
}