%0 Journal Article %A P. M. Akhmet'ev %T Geometric approach to stable homotopy groups of spheres. Kervaire invariants. II %J Fundamentalʹnaâ i prikladnaâ matematika %D 2007 %P 17-41 %V 13 %N 8 %U http://geodesic.mathdoc.fr/item/FPM_2007_13_8_a1/ %G ru %F FPM_2007_13_8_a1