@inproceedings{kamphuis-sarbo-1998-natural,
    title = "Natural Language Concept Analysis",
    author = "Kamphuis, Vera  and
      Sarbo, Janos",
    booktitle = "New Methods in Language Processing and Computational Natural Language Learning",
    year = "1998",
    url = "https://preview.aclanthology.org/fix-sig-urls/W98-1225/"
}