@book{ 0-1600978355, title = {Otto Piene – Between Fire and Sky}, series = {Edition Fine Art}, author = {Piene, Otto and Goertz, Ralph}, editor = {Piene, Otto}, editor = {Goertz, Ralph}, address = {Köln}, publisher = {[König]}, year = {2015}, isbn = {9783863357573}, isbn = {3863357574}, language = {German}, url = {http://deposit.d-nb.de/cgi-bin/dokserv?id=5291363&prov=M&dok_var=1&dok_ext=htm}, url = {https://katalog.skd.museum/Record/0-1600978355} }