@inproceedings{imamura-etal-2003-automatic-expansion,
    title = "Automatic Expansion of Equivalent Sentence Set Based on Syntactic Substitution",
    author = "Imamura, Kenji  and
      Akiba, Yasuhiro  and
      Sumita, Eiichiro",
    booktitle = "Companion Volume of the Proceedings of {HLT}-{NAACL} 2003 - Short Papers",
    year = "2003",
    url = "https://preview.aclanthology.org/Add-Cong-Liu-Florida-Atlantic-University-author-id/N03-2013/",
    pages = "37--39"
}