@book { GeistigeBehinderungundSexualitt, title = "Geistige Behinderung und Sexualität", author = "Amelie {Singer} and Christina {Blumberg} and Barbara {Kuhn}", year = "2006", publisher = "GRIN Verlag", address = "München, Germany", doi = "10.3239/9783638567930", url = "https://www.hausarbeiten.de/document/63845" }