@book { GrundlagenderWohnungsundImmobilienwirtschaft,
    title = "Grundlagen der Wohnungs- und Immobilienwirtschaft",
    author = "Alcay {Kamis} and Sandra {Altmann} and Claas {Birkemeyer} and Maike {Brammer} and Massimo {Füllbeck} and Michaela {Hellerforth} and Armin {Just} and Jasmin {Kampmann} and Roland {Keich} and Markus {Knüfermann} and Dennis {Mehlan} and Nikolas {Müller} and Andreas {Piana}",
    year = "2022",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1221397"
}