@online{
   timsrc,
   author = "Leppin, Volker",
   title = "Vorlesung 1515, 13. Stunde",
   publisher = "Universität Tübingen",
   year = "2015",
   month = "Jun",
   day = "01",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20150601_001_1515_0001",
   urldate = "2024-05-04"
}