@book { EinfhrungindieBoolescheAlgebra,
    title = "Einführung in die Boolesche Algebra",
    author = "Stefan {Kruse}",
    year = "2010",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640704651",
    url = "https://www.hausarbeiten.de/document/156155"
}