(3GdMeGjI GdLfGFjI dMQeI GdMjGI GdNGUI aj bGfhf GdYbhHGJ GdaQfSj (B:s ((3GdMeGjI GdLfGFjI ddMOjK h GdUhQI (B( (3GdbGfhf Qbe (B70-643 (3dSfI (B1970(3h GdGbfhf Qbe (B92-684 (3dSfI (B,s - (3GHQGgje YjO fGjds ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI (B,s, 2000)
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Keywords: (3GdbGfhf GdLfGFjs; (3GdMeGjI GdLfGFjI ddMjGI GdNGUIs