@unpublished{TUW-276417, author = {Walach, Jan and Filzmoser, Peter and Hron, Karel}, title = {The use of log-ratio methodology in cell-wise diagnostic}, year = {2018}, note = {talk: Data Science, Statistics {\&} Visualization (DSSV) 2018, Wien; 2018-07-09 -- 2018-07-11} }