%0 Journal Article %A Marcin SkrzyƄski %T On NSP constants of a matrix and their linear preservers %J Algebra and discrete mathematics %D 2019 %P 278-290 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ADM_2019_28_2_a10/ %G en %F ADM_2019_28_2_a10