%0 Journal Article %A C. Roger %T Double extensions of Lie algebras of Kac–Moody type and applications to some Hamiltonian systems %J Teoretičeskaâ i matematičeskaâ fizika %D 2013 %P 364-382 %V 174 %N 3 %U http://geodesic.mathdoc.fr/item/TMF_2013_174_3_a1/ %G ru %F TMF_2013_174_3_a1