%0 Journal Article %A V. S. Dryuma %T Applications of Riemannian and Einstein–Weyl Geometry in the Theory of Second-Order Ordinary Differential Equations %J Teoretičeskaâ i matematičeskaâ fizika %D 2001 %P 15-26 %V 128 %N 1 %U http://geodesic.mathdoc.fr/item/TMF_2001_128_1_a2/ %G ru %F TMF_2001_128_1_a2