(3GdMjGRI OGNd hNGQL OGFQI GdJLQje (B:s (3GdfUhU GdJLQjejI dGfJgGc MQeI edc GdZjQ (B... /s - (3gQLI, eUWai eLOjs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdeWHhYGJ GdLGeYjI,s, 1991)
(3HHdjhLQGajI (B: (3U(B. 397-399.s
Keywords: (3GdMjGRIs -- (3bhGfjf hJTQjYGJs -- (3eUQs; (3GdedcjIs -- (3bhGfjf hJTQjYGJs -- (3eUQs