(3ehShYI GdYde hGdGjeGf (B: (3GdEfSGf (B3 / s - (3GdZGdi, eeOhMs ((3GdbGgQg (B:s (3efThQGJ GdaGdj,s, 1993)
Keywords: (3LSe GdEfSGfs; (3LgGR GdgVes; (3GdLgGR GdYVdj GdYUHjs; (3GdYjfs; (3eQMdI fGTDhf UZGQ (B(10-14) (3SfIs