%0 Journal Article %A Baksalary, Oskar %A Trenkler, Götz %T An alternative approach to characterize the commutativity of orthogonal projectors %J Discussiones Mathematicae. Probability and Statistics %D 2008 %P 113-137 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMPS_2008_28_1_a4/ %G en %F DMPS_2008_28_1_a4