@book { FlexibilittsmanagementinderLogistik,
    title = "Flexibilitätsmanagement in der Logistik",
    author = "Stefan {Hocke}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1097987"
}