@book { Intonation,
    title = "Intonation",
    author = "Claudia K. {Ohl}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02450-0",
    url = "https://www.peterlang.com/document/1046137"
}