@online{ timsrc, author = "Clement, Heinz", title = "Vorlesung Experimentalphysik VII, 21. Stunde", publisher = "Universität Tübingen", year = "2006", month = "Nov", day = "23", url = "https://timms.uni-tuebingen.de:443/tp/UT_20061123_002_exphys7_0001", urldate = "2024-03-28" }