TY - CHAP U1 - Konferenzveröffentlichung A1 - Wilke, Georg A1 - Bongardt, Daniel T1 - Eco-efficiency of car-sharing at risk? T2 - Energy savings : what works & who delivers ; ECEEE 2005 Summer Study Proceedings ; volume 2 Y1 - 2005 SP - 659 EP - 669 PB - Europ. Council for an Energy Efficient Economy CY - Stockholm PB - Europ. Council for an Energy Efficient Economy CY - Stockholm ER -