%0 Journal Article %A Medvedev, Alexandr %T Geometry of third order ODE systems %J Archivum mathematicum %D 2010 %P 351-361 %V 46 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2010__46_5_a5/ %G en %F ARM_2010__46_5_a5