(3GdJhcd (B: s (3aj GdWQjb Gdi Gddg (B/ s - (3GdbQVGhj , jhSa s ((3YeGf(B[(3GdGQOf(B] : s (3OGQ GdaQbGf ddfTQ ,s, 1996)
Keywords: (3GdYbjOI GdESdGejI s