%0 Journal Article %A J.-L. Colliot-Thélène %A N. A. Karpenko %A A. S. Merkur'ev %T Rational surfaces and the canonical dimension of $\mathbf{PGL}_6$ %J Algebra i analiz %D 2007 %P 159-178 %V 19 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2007_19_5_a6/ %G ru %F AA_2007_19_5_a6