@book { KollisioneniminternationalenDatenverkehr,
    title = "Kollisionen im internationalen Datenverkehr",
    author = "Maren {Pollmann}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17343",
    url = "https://www.peterlang.com/document/1114360"
}