@book { WandelzwischendenWelten,
    title = "Wandel zwischen den Welten",
    author = "Hannelore {Eisenhofer-Halim}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095284"
}