@book { InvestmentPerformanceMeasurementPerformanceMeasurementStandards,
    title = "Investment Performance Measurement & Performance Measurement Standards",
    author = "Daniel {Chladek}",
    year = "2006",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832493103",
    url = "https://m.diplom.de/document/224432"
}