@book { DieSinneswahrnehmung,
    title = "Die Sinneswahrnehmung",
    author = "daniela {kettner}",
    year = "2002",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640051366",
    url = "https://m.hausarbeiten.de/document/106861"
}