@book { DieGenderTheoriealsDenkundKopfproblem,
    title = "Die Gender-Theorie als Denk- und Kopfproblem",
    author = "Jan-Christian {Hansen}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656510086",
    url = "https://www.hausarbeiten.de/document/262668"
}