@article{article76694e58,
title   = {Beam Energy and Centrality Dependence of Direct-Photon Emission from Ultrarelativistic Heavy-Ion Collisions},
author = {Adare, A and Dietzsch, Olácio and Donadelli, Marisilvia and Leite, Marco Aurelio Lisboa and Takagui, Emi Márcia},
year = {2019},
doi = {10.1103/PhysRevLett.123.022301},
journal   = {Physical Review Letters}
}