@online{
   timsrc,
   author = "Müther, Herbert AND Wharam, David",
   title = "Vorlesung Physik IV, 6. Stunde",
   publisher = "Universität Tübingen",
   year = "2004",
   month = "Apr",
   day = "22",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20040422_002_physik4_0001",
   urldate = "2024-04-18"
}