%0 Journal Article %A Marino Gran %A Valentina Rossi %T Galois theory and double central extensions %J Homology, homotopy, and applications %D 2004 %P 283-298 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4310/HHA.2004.v6.n1.a16/ %R 10.4310/HHA.2004.v6.n1.a16 %G en %F HHA_2004_6_1_a15