@incollection{GuWiegleb2015, author = {Xiaoying Gu and Gerhard Wiegleb}, title = {A feasibility study of utilizing voluntary sustainable standard (VSS) systems in paper-making enterprises in Liaoning Province, China}, booktitle = {Voluntary standard systems : a contribution to sustainable development}, editor = {Carsten Schmitz-Hoffmann and Michael Schmidt and Berthold Hansmann and Dmitry Palekhov}, isbn = {978-3-642-35715-2}, year = {2015}, }