@book { EthikEugenikKastrationSterilisation,
    title = "Ethik – Eugenik – Kastration – Sterilisation",
    author = "Nicole {Hofstetter}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656272236",
    url = "https://www.hausarbeiten.de/document/201164"
}