%0 Journal Article %A Hansen, Vagn Lundsgaard %T On Steenrod Bundles and the van Kampen Theorem %J Canadian mathematical bulletin %D 1988 %P 241-249 %V 31 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1988-037-x/ %R 10.4153/CMB-1988-037-x %F 10_4153_CMB_1988_037_x