@techreport{TUW-199282, author = {Templ, Matthias and Hron, Karel and Filzmoser, Peter}, title = {Robust imputation for compositional data}, institution = {E105 - Institute of Statistics and Mathematical Methods in Economics; Vienna University of Technology}, year = {2011}, number = {Europ. Commission,FP7-SSH-2007-21732,WP4-D4.2-11} }