%0 Journal Article %A Friedrich, Thomas %T Nearly Kähler and nearly parallel $G\sb 2$-structures on spheres %J Archivum mathematicum %D 2006 %P 241-243 %V 42 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2006__42_5_a10/ %G en %F ARM_2006__42_5_a10