%0 Journal Article %A M. A. Pankov %T Projections of $k$-dimensional subsets of $\mathbf R^n$ onto $k$-dimensional planes %J Žurnal matematičeskoj fiziki, analiza, geometrii %D 1998 %P 114-124 %V 5 %N 1 %U http://geodesic.mathdoc.fr/item/JMAG_1998_5_1_a8/ %G en %F JMAG_1998_5_1_a8