@inproceedings{basili-etal-1993-hierarchical,
    title = "Hierarchical Clustering of Verbs",
    author = "Basili, Roberto  and
      Pazienza, Maria  and
      Velardi, Paola",
    booktitle = "Acquisition of Lexical Knowledge from Text",
    year = "1993",
    url = "https://preview.aclanthology.org/Add-Cong-Liu-Florida-Atlantic-University-author-id/W93-0107/"
}