%0 Journal Article %A K. A. Dib %T Connectedness of certain sets of linear systems with integral separation %J Differencialʹnye uravneniâ %D 1975 %P 659-664 %V 11 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1975_11_4_a6/ %G ru %F DE_1975_11_4_a6