%0 Journal Article %A A. V. Chernavskii %T Twofold continuous partitions of a ball %J Doklady Akademii Nauk %D 1960 %P 1272-1275 %V 131 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_131_6_a11/ %G ru %F DAN_1960_131_6_a11