NLO+NLL collider bounds, Dirac fermion and scalar dark matter in the B–L model Michael Klasen, Florian Lyonnet and Farinaldo S. Queiroz Eur. Phys. J. C, 77 5 (2017) 348 Published online: 25 May 2017 DOI: 10.1140/epjc/s10052-017-4904-8