(3Gdadc GdeTMhf (B: s (3ajeG jJYdb HCfJaGY HGdeQghf (B/ s - (3Gddcfhj, CHh GdMSfGJ eMeO YHO GdMjs 1264(3g (B-1304(3g, s; (3CHh GdMGL, UdGM eMeOs ((3YeGf (B: s (3OGQ GdHTjQ, s, 2000)
Keywords: (3Gdabg GdESdGej(B. s; (3GdQgf(B. s