(3GdMjGI GdHQRNjI (B/s - (3YHO GdebUhO , CTQas; (3GdecJH GdSdaj dJMbjb GdJQGK GdESdGej (B((3GdbGgQI(B)s ((3GdbGgQI (B:s (3ecJHI GdJQGK GdESdGej ,s, 1986)
(3YHO GdefYe(B.s
Keywords: (3GdebGHQs; (3jhe GdbjGeIs; (3GdehJs; (3GdMjGI GdHQRNjIs