@online{ timsrc, author = "Zimmermann, Claus AND Schreiber, Frank", title = "Vorlesung Experimentalphysik VI, 4. Stunde", publisher = "Universität Tübingen", year = "2006", month = "Apr", day = "27", url = "https://timms.uni-tuebingen.de:443/tp/UT_20060427_002_exphys6_0001", urldate = "2024-11-23" }