@book { FlchtlingeZurDynamikdesFlchtensinderRomania,
    title = "Flüchtlinge? Zur Dynamik des Flüchtens in der Romania",
    author = "Maria {Lieber} and Christoph Oliver {Mayer}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16876",
    url = "https://www.peterlang.com/document/1111186"
}