@book{ 0-1138394092, title = {Peter Schmitz - Zeichnungen und Glascollagen: Von der Heydt-Museum Wuppertal, 8.9. - 11.10.1981}, author = {Schmitz, Peter}, editor = {Schmitz, Peter}, address = {Wuppertal}, publisher = {}, year = {1981}, language = {German}, url = {https://katalog.ub.uni-leipzig.de/Record/0-1138394092} }