@article{haas-1990-sentential,
    title = "Sentential Semantics for Propositional Attitudes",
    author = "Haas, Andrew R.",
    journal = "Computational Linguistics",
    volume = "16",
    number = "4",
    year = "1990",
    url = "https://preview.aclanthology.org/fix-sig-urls/J90-4002/",
    pages = "213--233"
}