%0 Journal Article %A Rostislav A. Devyatov %A Nikita A. Karpenko %A Alexander S. Merkurjev %T Maximal indexes of flag varieties for spin groups %J Forum of Mathematics, Sigma %D 2021 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1017/fms.2021.30/ %R 10.1017/fms.2021.30 %G en %F 10_1017_fms_2021_30