3Mirata M, Emtairah T. Industrial Symbiosis Networks and the Contribution to Environmental Innovation: The Case of the Landskrona Idustrial Symbiosis Programme. Journal of Cleaner Pro- duction, 2005(13) : 993-1002.
4LasserRRemote collaborative product development-a landmark survey[Z].Working Paper for Industrial Marketing Management,Product Development Consulting Inc,2003.