@techreport{TUW-199814, author = {Templ, Matthias and Hulliger, Beat and Lussmann, Daniela and Kowarik, Alexander}, title = {The checkerplot}, institution = {E105 - Institute of Statistics and Mathematical Methods in Economics; Vienna University of Technology}, year = {2011}, number = {Europ. Commission,FP7-SSH-2007-21732,WP8-D8.2-5} }