(3GdSjGSI GdLfGFjI (B:s (3OQGSI ebGQfI (B/s - (3CcQe fTCJ EHQGgjes ((3HZOGO (B:s (3TQcI BH ddWHGYI GdafjI GdeMOhOI ,s, 1999)
. 130-127(3HHdjhLQGajG(B: (3UaMGJ(B.s
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Keywords: (3Yde GdSjGSI GdLfGFjIs; (3GdbGfhf GdLfGFjs