%0 Journal Article %A A. N. Kirillov %A T. Maeno %T Extended quadratic algebra and a~model of the equivariant cohomology ring of flag varieties %J Algebra i analiz %D 2010 %P 155-176 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2010_22_3_a7/ %G en %F AA_2010_22_3_a7