@book { DieUnterreprsentanzvonFraueninSchulleitungen,
    title = "Die Unterrepräsentanz von Frauen in Schulleitungen",
    author = "Dorothea {Hobeck}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099440"
}