@book { GleichbehandlunginderbetrieblichenAltersversorgung,
    title = "Gleichbehandlung in der betrieblichen Altersversorgung",
    author = "Felix {Herbold}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103797"
}