@book { KatzenhaarundBltenstaubDieAllergieTrilogieBand2,
    title = "Katzenhaar und Blütenstaub: Die Allergie-Trilogie - Band 2",
    author = "Gunter {Gerlach}",
    year = "2015",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/307641"
}