(3OhQ GdNOeI GdGLJeGYjI ai MeGjI GdHjFI (B/ s - (3Ydi djdI (B\\=a(3eMeO YGeQ GHhGdeLO(Bvs ([S.N] : (3GdecJHI GdGcGOjejI , s, 1996)
Keywords: (3GdNOeI GdGLJeGYjIs