(3GdYde (B:s (3aVdg, WdHg, ef COH GdYGde hGdeJYde (B/s - (3CMeO, GdCejf GdMGL eMeOs 1947- ((3LOI (B- (3GdSYhOjI(B:s (3OGQ GdeWHhYGJ GdMOjKI,s, 1987)
Keywords: (3BOGH WGdH GdYde hGdeJYdes; (3GdESdGe hGdYdhes