@book { HrenundFhlen,
    title = "Hören und Fühlen",
    author = "Günther {Rötter} and Martin {Ebeling}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-04863-6",
    url = "https://www.peterlang.com/document/1046964"
}