(3GdJYGQV hGdJQLjM Hjf GdCOdI GdTQYjI (B:s (3HMK CUhdj ebGQf HGdePGgH GdESdGejI GdeNJdaI(B./s - (3GdHQRfLj, YHO GddWja YHO Gddg YRjRs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1993)
Keywords: (3GdCOdI GdTQYjIs; (3CUhd Gdabg GdESdGejs; (3GdGLJgGO (B((3CUhd abg(B)s