(3HdGO eGHjf GdfgQjf (B:s (3Hjf hdGAjf (B: (3NhGWQ TNUjI hJGQjNjI (B.s - (3hjdShf , SQGQfdOJj s ((3HZOGO (B:s (3OGQ GdTDhf GdKbGajI GdYGeI ,s, 1992)
Keywords: (3GdYQGb GdbOje (B- (3JGQjN (B.s