%0 Journal Article %A Verhóczki, László %T Harmonic and Minimal Unit Vector Fields on the Symmetric Spaces $G_2$ and $G_2/SO(4)$ %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 2012 %P 101-109 %V 51 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_2012__51_1_a7/ %G en %F AUPO_2012__51_1_a7