@online{
   timsrc,
   author = "Beleites, Michael AND Bohley, Peter",
   title = "Die ökologische Bewegung in der DDR und ihre Rolle im Umbruch.",
   publisher = "Universität Tübingen",
   year = "2000",
   month = "May",
   day = "10",
   url = "https://timms.uni-tuebingen.de:443/tp/UT_20000510_001_rvvolk_0001",
   urldate = "2024-05-18"
}