(3GdehShYI GdJLGQjI hGdeUQajI (B/s - (3GdcjdGfj, eMehOs ((3YeGf, GdCQOf (B:s (3OGQ GdKbGaI ddfTQ hGdJhRjY,s, 2012)
(3GdeMJhjGJ (B: (3eLdO (B5(3, GdTQcGJ GdJLGQjI (B: (3OQGSI ebGQfI(B-(3eLdO (B6(3, YbhO GdJCejf ef GdfGMjI GdbGfhfjI(B.s
(3jJhGaQ HGdecJHI GdeLdO GdNGeS fSNI hGMOI hGdeLdO GdSGOS fSNJjf(B.s
Keywords: (3GdHfhcs -- (3bhGfjf hJTQjYGJs -- (3GdCQOfs; (3GdbGfhf GdJLGQjs -- (3GdCQOfs; (3GdTQcGJ GdJLGQjIs -- (3GdCQOfs; (3YbhO GdJCejfs -- (3GdCQOfs