(3Jdc MOhO Gddg (B/s - (3Gdhbaj, EHQGgje CMeOs ((3GdOhMI (B:s (3GdTDhf GdOjfjI,s, 1977)
Keywords: (3GdLfGjGJs; (3GdMOhO (B((3TQjYI ESdGejI(B)s; (3GdYbhHGJ (B((3abg ESdGej(B)s; (3GdTQjYI GdESdGejIs