@book { VerwaltungsmodernisierungdurchEGovernment,
    title = "Verwaltungsmodernisierung durch E-Government",
    author = "Noureddine {Benkhadda}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1136216"
}