2005 2nd International Conference on Electrical and Electronics Engineering Electrical and Electronics Engineering Electrical and Electronics Engineering, 2005 2nd International Conference on. :227-230 2005
2008 5th International Conference on Electrical Engineering, Computing Science and Automatic Control Electrical Engineering, Computing Science and Automatic Control, 2008. CCE 2008. 5th International Conference on. :489-494 Nov, 2008
2007 4th International Conference on Electrical and Electronics Engineering Electrical and Electronics Engineering, 2007. ICEEE 2007. 4th International Conference on. :341-344 Sep, 2007
2006 3rd International Conference on Electrical and Electronics Engineering Electrical and Electronics Engineering, 2006 3rd International Conference on. :1-4 Sep, 2006