@book { NetzwerkcontrollingSupplyChainManagement,
    title = "Netzwerkcontrolling - Supply Chain Management",
    author = "Jan {Vosshage}",
    year = "2004",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638253932",
    url = "https://www.hausarbeiten.de/document/21892"
}