@book { RechtlicheProblemedesinternationalenKulturgterschutzes,
    title = "Rechtliche Probleme des internationalen Kulturgüterschutzes",
    author = "Kai Georg {Krenz}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03598-8",
    url = "https://www.peterlang.com/document/1048118"
}