Canonical form associated with the problem of perturbation of one column of a controllable pair Authors: I. Baragaña, M.A. Beitia, I. de Hoyos Year: 2013 Journal: Linear Algebra Appl. 438 (4) Initial page - Ending page: 1587 - 1626 More information http://dx.doi.org/10.1016/j.laa.2011.08.051