@book { PrimrundSekundrinsidernachdemWpHG,
    title = "Primär- und Sekundärinsider nach dem WpHG",
    author = "Jörg {Sandow}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1092292"
}