@book { ReduplicationintheChadicLanguages,
    title = "Reduplication in the Chadic Languages",
    subtitle = "A study of form and function",
    author = "Bello {Al-Hassan}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1085487"
}