(3CSjGSGJ GdJehjd h GdEOGQI GdeGdjI (B/s - (3YHO GdZaGQ Mfajs ((3GdEScfOQjI (B:s (3OGQ GdLGeYI GdLOjOI ,s, 2002)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3HHdjhLQGajG (B: (3UaMGJ (B491- 497.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdEOGQI GdeGdjIs; (3GdeGdjI GdYGeI hGdJTQjY dVQjHjs