@misc{31163,
  author = {Werner Perger},
  title = {Symposion 600: Drei Tage im Mai},
  year = {2015},
  journal = {Die Zeit},
  edition = {18},
  address = {Hamburg},
  url = {http://www.zeit.de/2015/18/wien-symposion-1965-passecker-kreis-studentenrevolte},
  language = {eng},
}