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Journal of Computer Science 3 ( 3 ): 154 - 161 , 2007
Lamri Douidi, Mahieddine Djoudi and Chabane Khentout
Journal of Computer Science 3 ( 3 ): 122 - 129 , 2007
Lamri Douidi, Mahieddine Djoudi and Chabane Khentout
Journal of Computer Science 2 ( 3 ): 249 - 256 , 2006