New mysteries and challenges from the Toothbrush relic: wideband observations from 550 MHz to 8 GHzK. Rajpurohit, M. Hoeft, F. Vazza, L. Rudnick, R. J. van Weeren, D. Wittor, A. Drabent, M. Brienza, E. Bonnassieux, N. Locatelli, R. Kale and C. DumbaA&A, 636 (2020) A30DOI: https://doi.org/10.1051/0004-6361/201937139
