(3GdQbGHI GdHQdeGfjI Ydi GYeGd GdSdWI GdJfajPjI ai OhdI GdGeGQGJ GdYQHjI GdeJMOI (B:s (3OQGSI ebGQfI (B/ s - (3NGdO YHOGddg YHOGdQRGb GdfbHis; (3CfhQ CMeO QSdGfs; (3LGeYI GdbGgQIs (3cdjI GdMbhbs ((3GdbGgQI s (3cdjI GdMbhb (B- (3LGeYI GdbGgQI s, 2012)
(3CWQhMI (B((3OcJhQGg(B)-(3LGeYI GdbGgQI, cdjI GdMbhb, bSe GdbGfhf GdYGe (B2012 . s
(3HHdjhLQGajG(B: (3UaMGJ (B311-315.s
(3GdfU HGdYQHjI hGdedNU HGddZI GdEfLdjRjI hGdYQHjI(B.s
Keywords: (3GdbGfhf GdOSJhQjs; (3JhLjg GdCSFdI GdeSDhdjI GdhRGQjIs; (3GNJUGUGJ GdSdWI GdJfajPjIs; (3eUQ, GdchjJ, bWQ, eedcI GdHMQjf, GdEeGQGJ GdYQHjI GdeJMOI, Gdabg GdESdGej s; (3JTcjd GdSdWI GdJfajPjIs; (3QSGFd LGeYjIs -- (3LGeYI GdbGgQIs