@book { ComputerspielundjugendlicheNutzer,
    title = "Computerspiel und jugendliche Nutzer",
    author = "Ursula {Krambrock}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1086351"
}