International Workshop on Hybrid Artificial Intelligence Systems Wroclaw, Poland, SpringerLink (Online service), Corchado, E., Kurzynski, M., & Wozniak, M. (2011). Hybrid artificial intelligent systems: 6th international conference, HAIS 2011, Wroclaw, Poland, May 23-25, 2011 : proceedings, Part I. Springer.

International Workshop on Hybrid Artificial Intelligence Systems Wroclaw, Poland, SpringerLink (Online service), Emilio Corchado, Marek Kurzynski, juo Michal Wozniak. Hybrid Artificial Intelligent Systems: 6th International Conference, HAIS 2011, Wroclaw, Poland, May 23-25, 2011 : Proceedings, Part I. Berlin, Heidelberg: Springer, 2011.

International Workshop on Hybrid Artificial Intelligence Systems Wroclaw, Poland, et al. Hybrid Artificial Intelligent Systems: 6th International Conference, HAIS 2011, Wroclaw, Poland, May 23-25, 2011 : Proceedings, Part I. Springer, 2011.