(3GdJWajd hMcGjGJ GdWajdjjf h CNHGQge h fhGOQ cdGege h CTYGQge (B/ s - (3GdHZOGOj, CHj HcQ CMeO Hf Ydj Hf KGHJs ((3HjQhJ (B:s (3OGQ GHf MRe,s, 1999)
Keywords: (3GdCMGOjKs; (3GdfhGOQs; (3GdCTYGQs