(3eMGVQGJ aj GdbGfhf GdOhdj GdEfSGfj (B/s - (3YJde, TQjas ((3GdbGgQI (B:s (3GddLfI GdOhdjI ddUdjH GdCMeQ,s, 2001)
Keywords: (3Mbhb GdEfSGf (B((3bGfhf Ohdj(B)s -- (3ebGdGJ heMGVQGJs; (3GdbGfhf GdEfSGfjs -- (3ebGdGJ heMGVQGJs; (3GdMbhb GdeOfjIs -- (3bhGfjf hJTQjYGJs -- (3ebGdGJ heMGVQGJs