@online{
   timsrc,
   author = "Markwig, Hannah",
   title = "Vorlesung Algebra, 30. Stunde",
   publisher = "Universität Tübingen",
   year = "2025",
   month = "Jun",
   day = "04",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20250604_002_sose25algebra_0001",
   urldate = "2025-06-13"
}