(3GdGYGUjQ (B/s - (3GhQei , OGajOs (3OGajO GhQeis; (3GhQei , gjdjfs; (3bSe GdJQLeI HOGQ GdaGQhb ddGSJKeGQGJ GdKbGajIs ((3GdbGgQI (B:s (3OGQ GdaGQhb ddGSJKeGQGJ GdKbGajI ,s, 2011)
Keywords: (3GdXhGgQ GdWHjYjIs; (3GdOhGeGJ GdghGFjIs; (3GdGYGUjQs