(3eYGQL GdbOS aj eOGQL eYQaI GdfaS (B/ s - (3GdZRGdj, CHj MGeO eMeO Hf eMeOs ((3HjQhJ (B: s (3OGQ GdcJH GdYdejI, s, 1988)
Keywords: (3GdadSaI GdESdGejI(B. s; (3GdefWb(B. s; (3GdJUha GdESdGej(B. s