@online{ timsrc, author = "Groh, Ulrich", title = "Vorlesung Analysis IV, 7. Stunde", publisher = "Universität Tübingen", year = "2013", month = "Apr", day = "25", url = "https://timms.uni-tuebingen.de:443/tp/UT_20130425_001_ana4b_0001", urldate = "2024-03-28" }