@book { WebEngineeringfrasynchroneAnwendungen,
    title = "Web Engineering für asynchrone Anwendungen",
    author = "Jan {Zahalka}",
    year = "2006",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832494711",
    url = "https://m.diplom.de/document/224602"
}