Substructures in WINGS clusters M. Ramella, A. Biviano, A. Pisani, J. Varela, D. Bettoni, W. J. Couch, M. D'Onofrio, A. Dressler, G. Fasano, P. Kjærgaard et al. (3 more) A&A, 470 1 (2007) 39-51 Published online: 11 April 2007 DOI: 10.1051/0004-6361:20077245