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