Anomalous electric-field effect and glassy behaviour in granular aluminium thin films: electron glass? T. Grenet, J. Delahaye, M. Sabra and F. Gay Eur. Phys. J. B, 56 3 (2007) 183-197 Published online: 27 April 2007 DOI: 10.1140/epjb/e2007-00109-4