@inproceedings{isabelle-1989-towards,
    title = "Towards reversible {MT} systems",
    author = "Isabelle, Pierre",
    booktitle = "Proceedings of Machine Translation Summit II",
    month = aug # " 16-18",
    year = "1989",
    address = {M{\"u}nchen, Germany},
    url = "https://preview.aclanthology.org/fix-sig-urls/1989.mtsummit-1.33/"
}