@inproceedings{ijcai2007p453,
  title     = {Extracting Keyphrases to Represent Relations in Social Networks from Web},
  author    = {Mori, Junichiro and Ishizuka, Mitsuru and Matsuo, Yutaka},
  booktitle = {Proceedings of the Twentieth International Joint Conference on
               Artificial Intelligence, {IJCAI-07}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Ramon López de Mántaras},
  pages     = {2820--2826},
  year      = {2007},
  url       = {https://ijcai.org/proceedings/2007/453},
}