@book {foerster_entfesselte_1993,
	title = {Der entfesselte Blick. Symposion, Workshops, Ausstellung},
	year = {1993},
	note = {THE 173},
	publisher = {Benteli Verlag Bern},
	organization = {Benteli Verlag Bern},
	author = {Foerster, Heinz von and Lischka, Gerhard Johann and Eisner, Georg and andere}
}
