@inproceedings{RothYi01,
    author = {D. Roth and W. Yih},
    title = {Relational Learning via Propositional Algorithms: An Information Extraction Case Study},
    booktitle = {IJCAI},
    pages = {1257--1263},
    year = {2001},
    url = "http://cogcomp.org/papers/ijcai01.pdf",
}