%0 Journal Article %A Thompson, Robert C. %T Invariant Factors Under Rank One Perturbations %J Canadian journal of mathematics %D 1980 %P 240-245 %V 32 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1980-018-9/ %R 10.4153/CJM-1980-018-9 %F 10_4153_CJM_1980_018_9