@book { TheoretischeAnalysevonOutsourcingEntscheidungeninderAutomobilindustrie, title = "Theoretische Analyse von Outsourcing-Entscheidungen in der Automobilindustrie", author = "Michael {Schumacher}", year = "1997", publisher = "Diplom.de", address = "Hamburg, Deutschland", doi = "10.3239/9783832404314", url = "https://m.diplom.de/document/216403" }