A. Stewart, D. Ernesto, and A. Nanopoulos. Proc. of IEEE International Conference on Information Reuse and Integration (IRI), 2011, pp.416-421, 3-5 Aug. 2011, (2011)
E. Diaz-Aviles, M. Fisichella, W. Nejdl, R. Kawase, and A. Stewart. Proc. of 6th European Conference of Technology Enhanced Learning, EC-TEL 2011, Palermo, Italy, September 20-23, 2011. Lecture Notes in Computer Science 6964 Springer 2011,, (2011)
A. Stewart, E. Diaz-Aviles, R. Lage, and P. Dolog. Proc. of International Meeting on Emerging Diseases and Surveillance (IMED 2011), Vienna, Austria, February 4-7, 2011, (2011)