@book { DieMittelstandsfrderungderSparkassenorganisationAnspruchundWirklichkeit,
    title = "Die Mittelstandsförderung der Sparkassenorganisation – Anspruch und Wirklichkeit",
    author = "Oliver {Konrads}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103442"
}