New giant radio sources and underluminous radio halos in two galaxy clusters V. Cuciti, G. Brunetti, R. van Weeren, A. Bonafede, D. Dallacasa, R. Cassano, T. Venturi and R. Kale A&A, 609 (2018) A61 Published online: 08 January 2018 DOI: 10.1051/0004-6361/201731174