@book { DirectorsDealingsandInsiderTradinginGermany,
    title = "Directors’ Dealings and Insider Trading in Germany",
    subtitle = "An Empirical Analysis",
    author = "Patrick {Ams}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1135509"
}