(3MHS GdeOjf aj bGfhf GdELQGA GdCQOfj (B:s (3OQGSI ebGQfI HGdbhGfjf GdhVYjI hGdTQjYI GdESdGejI (B/s - (3YHO GdQRGb QTjO CHh QeGfs ((3YeGf (B:s (3OGQ hGFd ddWHGYI hGdfTQ ,s, 1999)
. 9-5 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajIs
Keywords: (3GdMHS GdGMJjGWjs