@book { HomophobieamSpielfeldrandSpielerimAbseits,
    title = "Homophobie am Spielfeldrand: Spieler im Abseits",
    author = "Christian {Brügel}",
    year = "2013",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/296627"
}