Helgason, K. Physical Cosmology, MPI for Astrophysics, Max Planck Society;
Desai, A., Ajello, M., Omodei, N., Hartmann, D. H., Domínguez, A., Paliya, V. S., et al. (2017). Probing the EBL evolution at high redshift using GRBs detected with the Fermi-LAT. The Astrophysical Journal, 850(1): 73. doi:10.3847/1538-4357/aa917c.