@book { DieMessungderpersonellenEinkommensverteilung,
    title = "Die Messung der personellen Einkommensverteilung",
    author = "Adolf {Peter}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1069180"
}