@book { StrafeDisziplinundBesserung,
    title = "Strafe, Disziplin und Besserung",
    author = "Gerhard {Ammerer} and Alfred Stefan {Weiß}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1100899"
}