Osl, PhilippPhilippOslSassen, ErnstErnstSassenÖsterle, HubertHubertÖsterleBaehren, Thomas2023-04-132023-04-132008-01-30https://www.alexandria.unisg.ch/handle/20.500.14171/78728enGeschäftsmodellA Guideline for the Design of Collaborative Business Models in the Field of Ambient Assisted Livingconference paper