(3eHGOF Yde GdfaS(B/s - (3YOS,YHO GdQMef,s ((3YeGf(B[(3GdGQOf(B]:s (3OGQ GdacQ ddWHGYI hGdfTQ hGdJhRjY,s, 2000)
Keywords: (3Yde GdfaSs