@book { BehaviouralTargetingAnOnlineAnalysisforEfficientMediaPlanning,
    title = "Behavioural Targeting - An Online Analysis for Efficient Media Planning?",
    author = "Alice {Klever}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836623414",
    url = "https://m.diplom.de/document/226209"
}