%0 Journal Article %A A. Ya. Narmanov %T Geometry of orbits of vector fields and singular foliations %J Contemporary Mathematics. Fundamental Directions %D 2019 %P 54-71 %V 65 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2019_65_1_a5/ %G ru %F CMFD_2019_65_1_a5