@book { DasKollisionsrechtderForderungsabtretung,
    title = "Das Kollisionsrecht der Forderungsabtretung",
    author = "Dorothea {Heine}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01845-5",
    url = "https://www.peterlang.com/document/1046693"
}