@book { ModularisierungderberuflichenBildung,
    title = "Modularisierung der beruflichen Bildung",
    author = "Thomas Paul {Fisch}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099113"
}