%0 Journal Article %A Korbaš, Július %T On the Stiefel-Whitney classes and the span of real Grassmannians %J Czechoslovak Mathematical Journal %D 1986 %P 541-552 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1986.102115/ %R 10.21136/CMJ.1986.102115 %G en %F 10_21136_CMJ_1986_102115