%0 Journal Article %A A. Yampolsky %T Invariant totally geodesic unit vector fields on three-dimensional Lie groups %J Žurnal matematičeskoj fiziki, analiza, geometrii %D 2007 %P 253-276 %V 3 %N 2 %U http://geodesic.mathdoc.fr/item/JMAG_2007_3_2_a7/ %G en %F JMAG_2007_3_2_a7