(3GdGKGQ GdGSdGejI Mhd GdGRgQ (B(20 (3ObjbI (B) / s - (3GMeO QGTOs; (3eMehO YHOGdSejY (B((3eUhQ(B)s ([S.N] : (3GdeQcR Gdbhei ddSjfeG , s, 1982)
Keywords: (3TQGFW ajOjhs; (3GadGe JSLjdjIs