@online{ timsrc, author = "Grammig, Joachim", title = "Vorlesung Quantitative Methoden der Wirtschaftswissenschaft, 27. Stunde", publisher = "Universität Tübingen", year = "2022", month = "Jan", day = "31", url = "https://timms.uni-tuebingen.de:443/tp/UT_20220131_001_ws2022quantmethwiwi_0001", urldate = "2024-04-27" }