@book { RewardManagementasaPartofBonusProgramsinB2CMarkets,
    title = "Reward Management as a Part of Bonus Programs in B2C Markets",
    author = "Sebastian {Grosser}",
    year = "2006",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832498221",
    url = "https://m.diplom.de/document/224939"
}