Ultra-low-frequency LOFAR spectral indices of cluster radio halos
T. Pasini, F. De Gasperin, M. Brüggen, R. Cassano, A. Botteon, G. Brunetti, H. W. Edler, R. J. van Weeren, V. Cuciti, T. Shimwell, G. Di Gennaro, M. Gaspari, M. Hardcastle, H. J. A. Rottgering and C. Tasse
A&A, 689 (2024) A218
DOI: https://doi.org/10.1051/0004-6361/202450697