(3JjSjQ GdefGf HTQM MOjK KdGK ef cf ajg hLO MdGhI GdEjeGf (B/s - (3GdUZjQ, MUI HfJ YHO GdYRjRs ((3LOI, GdSYhOjI (B:s (3OGQ GdeLJeY,s, 2001)
Keywords: (3GdEjeGf (B((3ESdGe(B)s; (3GdMOjKs -- (3TQMs