@book { konomischeImplikationenunterschiedlicherWehrsysteme,
    title = "Ökonomische Implikationen unterschiedlicher Wehrsysteme",
    author = "Harald {Pöcher}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1097442"
}