@inproceedings{zhang-etal-2016-hssa,
    title = "{HSSA} tree structures for {BTG}-based preordering in machine translation",
    author = "Zhang, Yujia  and
      Wang, Hao  and
      Lepage, Yves",
    booktitle = "Proceedings of the 30th Pacific Asia Conference on Language, Information and Computation: Oral Papers",
    month = oct,
    year = "2016",
    address = "Seoul, South Korea",
    url = "https://preview.aclanthology.org/fix-sig-urls/Y16-2010/",
    pages = "123--132"
}