@online{
   timsrc,
   author = "Heinrich, Martin",
   title = "Schuldrechtsreform",
   publisher = "Universität Tübingen",
   year = "2001",
   month = "Nov",
   day = "22",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20011122_002_schuldrecht_0001",
   urldate = "2025-04-04"
}