@book { ThePreambleasPolicy,
    title = "The Preamble as Policy",
    author = "Robert {Irons} and Jim {Twombly}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/b18345",
    url = "https://www.peterlang.com/document/1062331"
}