TY - CHAP T1 - Building Bridges within Learning Communities through Ontologies and "Thematic Objects" AU - Hoppe, H. U. AU - Pinkwart, N. AU - Oelinger, M. AU - Zeini, S. AU - Verdejo, F. AU - Barros, B. AU - Mayorga, J. I. TI - Computer Supported Collaborative Learning 2005: The Next 10 Years! Proceedings of the International Conference on Computer Supported Collaborative Learning (CSCL) PY - 2005 PB - Lawrence Erlbaum Associates ER -