(3GdWH GdTQYj aj GdESdGe (B/s - (3GdLhGRQj, Ydj GdJejejs ((3HjQhJ (B:s (3OGQ GdKbdjf ddWHGYI hGdfTQ hGdJhRjY,s, 1994)
Keywords: (3GdESdGe hGdWH GdTQYjs