QCD topology using scale controlled cooling: Densities and cooling   invariant observables
  We aim at reducing the uncertainties inherent in the analysis of the topological structure by using scale controlled smoothing and observables independent on the "microscopic" description of the instanton ensemble. 
I.-O. Stamatescu (ITP, Univ. Heidelberg and FESt, Heidelberg, Germany)   and Chr. Weiss (ITP II, Ruhr-Univ. Bochum, Germany)