(3GdeHGOF GdbGfhfjI aj bVGA eMceI GSJFfGa HZOGO HUaJgG GdJejjRjI(B/s - (3Ydj,gGOj YRjRs ((3HZOGO(B[(3GdYQGb(B]:s (3eWHYI GdReGf,s, 1997)
(3GdLRA GdGhd jJVef GjLGQ GdYbGQs
Keywords: (3eMGce GdGSJFfGas