F. Suchanek, G. Kasneci, и G. Weikum. Proceedings of the 16th international conference on World Wide Web, стр. 697--706. New York, NY, USA, ACM, (2007)
B. Martins, H. Manguinhas, и J. Borbinha. Proceedings of the International Conference on Semantic Computing, стр. 1--9. IEEE Computer Society, (августа 2008)
S. Tramp, P. Frischmuth, T. Ermilov, и S. Auer. Proceedings of the EKAW 2010 - Knowledge Engineering and Knowledge Management by the Masses; 11th October-15th October 2010 - Lisbon, Portugal, том 6317 из Lecture Notes in Artificial Intelligence, стр. 135--149. Berlin / Heidelberg, Springer, (октября 2010)