Bretschneider, UlrichUlrichBretschneiderHuber, MartinMartinHuberLeimeister, Jan MarcoJan MarcoLeimeisterKrcmar, HelmutHelmutKrcmar2023-04-132023-04-132008-06-01https://www.alexandria.unisg.ch/handle/20.500.14171/78265enOpen InnovationWisdom of CrowdsVirtual Communities for InnovationsCCCCommunity for innovations: Developing an integrated concept for open innovationconference paper