@online{ timsrc, author = "Dimpfl, Thomas", title = "Vorlesung Mathematische Methoden der Wirtschaftswissenschaft, 4. Stunde", publisher = "Universität Tübingen", year = "2020", month = "Nov", day = "06", url = "https://timms.uni-tuebingen.de:443/tp/UT_20201106_004_ws2021mathmethwiwi_0001", urldate = "2024-12-02" }