@book { Aktienoptionsplne,
    title = "Aktienoptionspläne",
    subtitle = "Eine finanzwirtschaftliche Analyse der Auswirkungen auf Manager und Kapitalgeber",
    author = "Susanne {Holland}",
    year = "2000",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1090085"
}