(3GdehShYI GdcGedI ai GdGYOGO GdHOfi ddfSGA (B/s - (3hOjY jGSjf GdJcQjJis; (3jGSjf Wg GdMLGQs ((3GdGScfOQjI (B:s (3OGQ GdhaGA dOfjG GdWHGYI h GdfTQ ,s, 2012)
Keywords: (3GddjGbI GdHOfjI ddfSGAs; (3GNJHGQGJ GddjGbI GdHOfjIs