@book { BudgetierungalsInstrumentzurMotivationvonFilialleiterninKreditinstituten,
    title = "Budgetierung als Instrument zur Motivation von Filialleitern in Kreditinstituten",
    author = "Jürgen {Sikorski}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1086658"
}