(3LeY GdLhGeY (B:s (3GdLGeY GdcHjQ aj GdMOjK hGdLGeY GdUZjQ hRhGFOg (B/s - (3GdLdGd GdSjhWj, YHO GdQMef Hf CHj HcQ Hf eMeO,s 849-911 (3gLQjG(B.s; (3THd, NGdO YHO GdaJGMs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 2000)
Keywords: (3GddZI GdYQHjIs -- (3eYGLes; (3GdMOjKs -- (3LhGeY Gdafhfs