@book { DiepolnischeVerfassungvom3Mai1791,
    title = "Die polnische Verfassung vom 3. Mai 1791",
    author = "Josef {Fox}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06931-0",
    url = "https://www.peterlang.com/document/1061443"
}