Eigenstates of an operating quantum computer: hypersensitivity to static imperfectionsG. Benenti, G. Casati, S. Montangero and D. L. ShepelyanskyEur. Phys. J. D, 20 2 (2002) 293-296DOI: https://doi.org/10.1140/epjd/e2002-00127-x