@online{ timsrc, author = "Müther, Herbert AND Wharam, David", title = "Vorlesung Physik III, 45. Stunde", publisher = "Universität Tübingen", year = "2003", month = "Dec", day = "04", url = "https://timms.uni-tuebingen.de:443/tp/UT_20031204_001_physik3_0001", urldate = "2024-12-04" }