(3cja Rja GdjghO GdcJH GdebOSI (B/ s - (3GdRYHj, ehSis ((3OeTb (B:s (3GdefGQg,s, 1997)
Keywords: (3GdjghOs; (3GdJGQjNs; (3GdcJH GdebOSgs; (3GdJhQGgs