Asian Journal of Information Technology 6 ( 8 ): 884 - 890 , 2007
International Journal of Electrical and Power Engineering 2 ( 1 ): 35 - 38 , 2008
International Journal of Electrical and Power Engineering 2 ( 2 ): 71 - 76 , 2008
Research Journal of Applied Sciences 2 ( 8 ): 859 - 864 , 2007