@book { SprechwissenschaftSprecherziehung,
    title = "Sprechwissenschaft/Sprecherziehung",
    author = "Siegrun {Lemke}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1109256"
}