(3ehShYI JjSjQ GdRYHj GdbGfhfjI (B((3GdLGeY GdeJjf ddGfXeI hGdbhGfjf(B) / s - (3GdRYHj, JjSjQ GMeOs ((3YeGf (B:s (3GdeDda,s, 2010)
(3Chd ehShYI YGdejI JMJhj Ydi bhGfjjf OhdI aj cJGH hGMO (B( (3GdeedcI GdGQOfjI GdgGTejI (B)s
Keywords: (3GdbGfhfs; (3GdehShYGJs; (3GdGQOfs