@article{10_1017_S0017089500009344,
     author = {Robinson, Derek J. S.},
     title = {Deciding if an automorphism of an infinite soluble group is inner},
     journal = {Glasgow mathematical journal},
     pages = {265--272},
     year = {1990},
     volume = {32},
     number = {3},
     doi = {10.1017/S0017089500009344},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500009344/}
}