%0 Journal Article %A Iva Golubić %A Janko Marovt %T Preservers of partial orders on the set of all variance-covariance matrices %J Filomat %D 2020 %P 3015 %V 34 %N 9 %U http://geodesic.mathdoc.fr/articles/10.2298/FIL2009015G/ %R 10.2298/FIL2009015G %G en %F 10_2298_FIL2009015G