@book { UsabilityTestversusheuristischeEvaluation,
    title = "Usability-Test versus heuristische Evaluation",
    author = "Karen {Lindemann}",
    year = "2004",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832479015",
    url = "https://m.diplom.de/document/223152"
}