%0 Journal Article %A M. V. Neshchadim %T Characterization of one-dimensional tangent transformations in terms of differential relations %J Differencialʹnye uravneniâ %D 2006 %P 114-119 %V 42 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2006_42_1_a9/ %G ru %F DE_2006_42_1_a9