Large scale structures around radio galaxies at z ~ 1.5A. Galametz, C. De Breuck, J. Vernet, D. Stern, A. Rettura, C. Marmo, A. Omont, M. Allen and N. SeymourA&A, 507 1 (2009) 131-145DOI: https://doi.org/10.1051/0004-6361/200912177