(3GdWad GdJhMOj Ch GdPGJhj GdEfWhGA Mhd GdPGJ h eYGdLJg (B" (3EJLGgGJ MOjKI(B" / s - (3YHO Gddg, eMeO bGSes ((3YeGf (B:s (3OGQ GdacQ ddWHGYI h GdfTQ h GdJhRjY,s, 2001)
Keywords: (3Yde GdfaSs; (3Yde GdfaS GdaSjhdhLjs; (3GdCWaGds; (3GdCeQGV GdYbdjIs