%0 Journal Article %A Peschke, Georg %T H-Semidirect Products %J Canadian mathematical bulletin %D 1987 %P 402-411 %V 30 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1987-060-2/ %R 10.4153/CMB-1987-060-2 %F 10_4153_CMB_1987_060_2