(3GdfXe GdOHdheGSjI (B/ s - (3ahOI, YR GdOjf, s 1923-2005(3, s ((3GdbGgQI (B[(3eUQ(B] : s (3ecJHI GdBOGH (B989.s, 1989)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B261-269.s
Keywords: (3GdOHdheGSjIs -- (3JGQjN(B.s; (3GdYdGbGJ GdNGQLjI(B.s