@online{
   timsrc,
   author = "Potthast, Thomas AND Ritter, Alfred Theodor",
   title = "Sustainability Lecture mit Alfred Theodor Ritter",
   publisher = "Universität Tübingen",
   year = "2018",
   month = "Nov",
   day = "15",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20181115_001_nachhalttag_0002",
   urldate = "2024-05-02"
}