%0 Journal Article %A V. I. Evseev %T The geometry of manifolds of hyperlines in~${}^lR_n$ %J Trudy Geometricheskogo Seminara %D 1974 %P 36-42 %V 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUTGS_1974_7_a4/ %G ru %F KUTGS_1974_7_a4