%0 Journal Article %A Robinson, Derek J. S. %T Deciding if an automorphism of an infinite soluble group is inner %J Glasgow mathematical journal %D 1990 %P 265-272 %V 32 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500009344/ %R 10.1017/S0017089500009344 %F 10_1017_S0017089500009344