/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DrRainerZeifang https://cdn.slidesharecdn.com/profile-photo-DrRainerZeifang-48x48.jpg?cb=1597317314 http://www.cocreate.de/docs/Zeifang_Interview_eDM_Dec_06.pdf