@techreport{IlgenfritzKerlerMuellerPreusskeretal.2000, author = {Ernst-Michael Ilgenfritz and Werner Kerler and Michael M{\"u}ller-Preussker and Hinnerk St{\"u}ben}, title = {Parallel tempering and decorrelation of topological charge in full QCD}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {00-25}, language = {eng}, year = {2000} }