%0 Journal Article %A Silva, Fernando C. %T Matrices with prescribed similarity class and a prescribed nonprincipal submatrix %J Portugaliae mathematica %D 1990 %P 103-113 %V 47 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1990__47_1_115705/ %G en %F PORMA_1990__47_1_115705