A. Cal&\#236;, D. Calvanese, G. Giacomo, and M. Lenzerini. ISMIS '02: Proceedings of the 13th International Symposium on Foundations of Intelligent Systems, page 503--513. London, UK, Springer-Verlag, (2002)
T. Raimbault, D. Genest, and S. Loiseau. Proceedings of the 13th International Conference on Conceptual Structures (ICCS 2005), volume 3596 of Lecture Notes in Computer Science, page 353-366. Springer, (2005)
M. Carman, M. Baillie, R. Gwadera, and F. Crestani. Proceedings of the 32nd international ACM SIGIR conference on Research and development in information retrieval, page 123--130. New York, NY, USA, ACM, (2009)
T. Yue, L. Briand, and Y. Labiche. Modelling Foundations and Applications, volume 6138 of Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2010)
F. Dau, and A. Fish. Proceedings of the 16th International Conference on Conceptual Structures (ICCS 2008), volume 5113 of Lecture Notes in Computer Science, page 104-118. Springer, (2008)
P. Chapman, G. Stapleton, J. Howse, and I. Oliver. 2011 IEEE Symposium on Visual Languages and Human-Centric Computing (VL/HCC), page 87-94. (September 2011)