Wave localization in two-dimensional periodic systems with randomly disordered size Y.-Z. Wang, F.-M. Li, K. Kishimoto, Y.-S. Wang and W.-H. Huang Eur. Phys. J. B, 67 4 (2009) 501-505 Published online: 18 February 2009 DOI: 10.1140/epjb/e2009-00057-y