@online{
   timsrc,
   author = "Nordheim, Alfred AND Heidenreich, Olaf AND Kiebler, Michael",
   title = "Vorlesung Zellbiologie, 3. Stunde",
   publisher = "Universität Tübingen",
   year = "2004",
   month = "Oct",
   day = "26",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20041026_001_zellbio_0001",
   urldate = "2024-05-04"
}