%0 Journal Article %A S. E. Kozlov %A M. Yu. Nikanorova %T The geometry of the Lie algebra of the orthogonal group $O(\mathbb R^4)$ %J Zapiski Nauchnykh Seminarov POMI %D 1999 %P 119-124 %V 261 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1999_261_a8/ %G ru %F ZNSL_1999_261_a8