R. Sivagamasundari and G. Kumaran
Asian Journal of Applied Sciences 1 ( 1 ): 19 - 32 , 2008
P. Karthik and G. Kumaran
Asian Journal of Information Technology 13 ( 8 ): 395 - 400 , 2014
P. Karthik and G. Kumaran
Journal of Mobile Communication 7 ( 3 ): 29 - 33 , 2013