@online{
   timsrc,
   author = "Deitmar, Anton",
   title = "Vorlesung Lineare Algebra 1, 20. Stunde",
   publisher = "Universität Tübingen",
   year = "2013",
   month = "Nov",
   day = "14",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20131114_002_lineal1_0001",
   urldate = "2024-05-03"
}