@online{
   timsrc,
   author = "Hanack, Michael AND Häfelinger, Günter",
   title = "Vorlesung Experimentalchemie II, Organische Chemie, SoSe 1999, 09.07.1999, 2. Stunde (überarbeitete Version)",
   publisher = "Universität Tübingen",
   year = "2002",
   month = "Jul",
   day = "19",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20020719_004_chemorg_0001",
   urldate = "2024-05-02"
}