@book { QuartalsberichterstattungamNeuenMarkt,
    title = "Quartalsberichterstattung am Neuen Markt",
    author = "Sonja {Wüst}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1094256"
}