@book { VermgensbildunginArbeitnehmerhanddurchTariffonds,
    title = "Vermögensbildung in Arbeitnehmerhand durch Tariffonds",
    author = "Joachim {Lubig}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1086884"
}