@unpublished{TUW-226001, author = {Hron, Karel and Filzmoser, Peter and Fiserov{\'a}, Eva}, title = {Correlation analysis for compositional data using classical and robust methods}, year = {2013}, note = {talk: ODAM 2013 - Olomoucian Days of Applied Mathematics, Olomouc; 2013-06-12} }