@online{
   timsrc,
   author = "Deitmar, Anton",
   title = "Vorlesung Funktionalanalysis, 4. Stunde",
   publisher = "Universität Tübingen",
   year = "2011",
   month = "Oct",
   day = "13",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20111013_002_funkana_0001",
   urldate = "2024-05-12"
}