(3GdHfhc GdJLGQjI GdOhdjI hCReI GdeOjhfjI GdYGdejI (B/s (3OcJhQ CMeO YHO GdNGdb(B.s - (3CMeO YHO GdNGdbs ((3GdbGgQI (B:s (3ecJHI GdLdGA GdLOjOI HGdefUhQI ,s, 1992)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3HHdjhLQGajG (B: (3UaMGJ (B193- 209.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdOjf GdYGe dj GdeSJhj GdYGdejs; (3GdeGdjI GdYGeI hGdJTQjY dVQjHjs