Heavy flavour in nucleus-nucleus collisions at RHIC and LHC: a Langevin approachA. Beraudo, A. De Pace, M. Monteno, F. Prino, W.M. Alberico, A. Molinari and M. NardiEPJ Web of Conferences, 66 (2014) 04004DOI: https://doi.org/10.1051/epjconf/20146604004