%0 Journal Article %A Egan, H.L. %T Galois theory for groups %J Portugaliae mathematica %D 1969 %P 205-214 %V 28 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1969__28_4_115099/ %G en %F PORMA_1969__28_4_115099