@book { AspectualSubstitution,
    title = "Aspectual Substitution",
    author = "Samuel J. {Freney}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/b16051",
    url = "https://www.peterlang.com/document/1058570"
}