(3eOfjI SdG aj GdYUQ GdESdGej (B: s (3OQGSI aj GdJGQjN GdSjGSj h GdMVGQj (B/ s - (3MSjf, MeOj YHO GdefYe eMeOs ((3GdGScfOQjI (B:s (3eQcR GdGScfOQjI ddcJGH,s, 1995)
Keywords: (3JGQjN GdYQHs; (3GdeZQH GdYQHjs; (3SdG (B((3eOfjI(B)s