(3ELQGAGJ hUjZ GdJUQa aj GdeVHhWGJ (B/s - (3GdTdJGhj, eMeO YHO Gddgs ((3GdbGgQI (B:s [(3O(B. (3f(B.](3,s, 1994)
(3HHdjhLQGajI (B: (3U(B. 140-143.s
Keywords: (3bGfhf GdELQGAGJ GdLfGFjIs -- (3eUQs; (3GdbGfhf GdLfGFjs -- (3eUQs; (3GdJaJjT GdLfGFjs -- (3eUQs