@book { DesignandImplementationofaserviceorientedInformationSystemArchitecturebasedonaCaseStudy,
    title = "Design and Implementation of a service-oriented Information System Architecture based on a Case Study",
    author = "Tobias {Thiel}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/224906"
}