(3cJGH GdRgO (B/s - (3Gdchaj , gfGO Hf GdSQi Hf eUYH,s 152-243 (3gLQjG(B.s; (3GdaQjhGFj, YHO GdQMef Hf YHO GdLHGQs ((3GdchjJ (B:s (3OGQ GdNdaGA ddcJGH GdESdGej,s, 1985)
(3HHdjhLQGajI (B: (3U(B. 717-727.s
Keywords: (3GdRgO s; (3MOjKs -- (3LhGeY afhfs