(3GdfGQ (B: s (3GdJMdjd GdfaSi dGMdGe GdjbXI (B/ s - (3HGTdGQ, ZGSJhf (B\\=a(3OQhjT GdMdhLi(Bvs ((3ShQjG (B: s (3OGQ cfYGf ddOQGSGJ hGdfTQ , s, 2005)
Keywords: (3GdJMdjd GdfaSis; (3GdGMdGe (B- (3JaSjQs; (3GMdGe GdjbXIs; (3GdUQGY GdfaSis