%0 Journal Article %A Leinen, Felix %T An Amalgamation Theorem For Soluble Groups %J Canadian mathematical bulletin %D 1987 %P 9-18 %V 30 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1987-002-7/ %R 10.4153/CMB-1987-002-7 %F 10_4153_CMB_1987_002_7