@online{
   timsrc,
   author = "Traub, Andreas",
   title = "Symmetrie in Wissenschaft und Kunst II - Symmetrie in der Musik",
   publisher = "Universität Tübingen",
   year = "2002",
   month = "Jun",
   day = "17",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20020617_001_symmetrie_0001",
   urldate = "2024-05-06"
}