@inproceedings{za2012designing, title={Designing 3D virtual world platforms for e-learning services. New frontiers of organizational training}, author={Za, Stefano and Braccini, Alessio Maria}, booktitle={Exploring Services Science: Third International Conference, IESS 2012, Geneva, Switzerland, February 15-17, 2012. Proceedings 3}, pages={284--296}, year={2012}, organization={Springer Berlin Heidelberg} }