(3ebOeI aj GdadSaI GdESdGejI (B/s - (3GdTjHGfj,YeQ GdJhej s ((3GdLRGFQ (B:s (3GdeDSSI GdhWfjI ddcJGH ,s, 1990)
Keywords: (3GdadSaIs; (3GdadSaI GdESdGejIs