@inproceedings{liu-etal-2025-superficial,
    title = "From Superficial to Deep: Integrating External Knowledge for Follow-up Question Generation Using Knowledge Graph and {LLM}",
    author = "Liu, Jianyu  and
      Huang, Yi  and
      Bi, Sheng  and
      Feng, Junlan  and
      Qi, Guilin",
    editor = "Rambow, Owen  and
      Wanner, Leo  and
      Apidianaki, Marianna  and
      Al-Khalifa, Hend  and
      Eugenio, Barbara Di  and
      Schockaert, Steven",
    booktitle = "Proceedings of the 31st International Conference on Computational Linguistics",
    month = jan,
    year = "2025",
    address = "Abu Dhabi, UAE",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2025.coling-main.55/",
    pages = "828--840"
}