(3JCKjQ JcfhdhLjG GdaVGA hGdceHjhJQ Ydi CLgRI GdGYdGe GdYQHjIs - (3eMeO YGQas ((3CHhXHj (B- (3OhdI GdGeGQGJ GdYQHjI GdeJMOIs (3eQcR GdGeGQGJ ddOQGSGJ hGdHMhK GdGSJQGJjLjIs, 1997)