@book { VerbalAspectandNonIndicativeVerbs,
    title = "Verbal Aspect and Non-Indicative Verbs",
    subtitle = "Further Soundings in the Greek of the New Testament",
    author = "Constantine R. {Campbell}",
    year = "2008",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1104602"
}