%0 Journal Article %A M. A. Pankov %T Irregular subsets of the Grassmannian manifolds and their maps %J Žurnal matematičeskoj fiziki, analiza, geometrii %D 2000 %P 331-344 %V 7 %N 3 %U http://geodesic.mathdoc.fr/item/JMAG_2000_7_3_a6/ %G en %F JMAG_2000_7_3_a6