(3GdZdW ai GdbGfhf (B:s (3ai VhA CMcGe GdbGfhf GdLfGFi (B/s - (3YeQh EHQGgje GdhbGOs ({(3ecGf GdfTQ ZjQ eMOO(B}s {(3GdfGTQ ZjQ eMOO(B}s, 2001)
(3HHdjhLQGajG(B: (3UaMGJ (B93- 97.s
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdLgd HGdEHGMIs; (3GdbGfhf GdLfGFjs