@book{ 0-120872277, title = {ZERO: Heinz Mack, Otto Piene, Günther Uecker}, author = {Stachelhaus, Heiner and Mack, Heinz and Piene, Otto and Uecker, Günther}, editor = {Mack, Heinz}, editor = {Piene, Otto}, editor = {Uecker, Günther}, address = {Düsseldorf}, publisher = {ECON-Verl.}, year = {1993}, isbn = {3430186838}, language = {German}, note = {Literaturverz. S. 285 - 290}, url = {https://katalog.gfzk.de/Record/0-120872277} }