(3GdMOGKI GdYQHjI ehGba h CacGQ (B: s (3GdacQ GdYQHj Hjf hYj GdPGJ h gjefI GdBNQ (B/ s - (3WGdH, eMeO SYjOs ((3OeTb (B: s (3GdCgGdj ddWHGYI hGdfTQ hGdJhRjY, s, 2003)
Keywords: (3GdKbGaI(B. s; (3GdHdOGf GdYQHjI(B. s; (3GdacQ GdYQHj(B. s