(3GdGfJaGVI GdadSWjfjI GdcHQi (B/s - (3GdfTGT , YHO GdgGOj s ((3OeTb (B:s (3OGQ GdLdjd ,s, 1989)
Keywords: (3GfJaGVI s; (3adSWjfjI s; (3cHQi s