@article{CasteranMeyerWaarden2014,
    author = {Castéran, Herbert and Meyer-Waarden, Lars},
    title = {The Long-Term Impact of Sales Promotions on Customer Equity},
    year = {2014},
    journal = {Customer & Service Systems},
    volume = {1},
    number = {1},
    pages = {21-26},
    doi = {10.5445/KSP/1000038784/02}
}