@book { InformationsmanagementinmittelstndischenUnternehmen,
    title = "Informationsmanagement in mittelständischen Unternehmen",
    author = "Uwe {Leimstoll}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1092596"
}