Broadband spectral analysis of MXB 1659−298 in its soft and hard state R. Iaria, S. M. Mazzola, T. Bassi, A. F. Gambino, A. Marino, T. Di Salvo, A. Sanna, A. Riggio, L. Burderi and N. D’Amico A&A, 630 (2019) A138 Published online: 08 October 2019 DOI: 10.1051/0004-6361/201833982