(3GSJbQGA dbhGYO GdeSFhdjI GdeOfjI aj efGRYGJ GdJdhK GdHjFj (B/ s - (3SYO, GMeO eMehO, s ([(3GdbGgQI, eUQ(B] : s (3OGQ GdfgVI GdYQHjI, (B414 (3g`(B. = 1994.s, 1994)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B371-394.s
Keywords: (3MeGjI GdHjFI (B((3bGfhf Ohdj(B)s; (3JdhK GdHjFIs -- (3GdeSFhdjI GdeOfjI(B.s; (3JdhK GdHjFI (B((3bGfhf Ohdj(B)s; (3GdHjFIs -- (3bhGfjf hJTQjYGJ(B.s; (3JdhK GdHjFIs -- (3eUQ(B.s