@book{ 0-1548201553, title = {Sigmar Polke, Fotografien: Staatliche Kunsthalle Baden-Baden, 11.2.-25.3.1990}, author = {Polke, Sigmar}, editor = {Polke, Sigmar}, address = {Stuttgart}, publisher = {Cantz}, year = {0000}, language = {German}, url = {https://katalog.gfzk.de/Record/0-1548201553} }