Barcaroli, L.; Brunkhorst, L.K.; Gubitosi, G.; Loret, N.; Pfeifer, C.: Planck-scale-modified dispersion relations in homogeneous and isotropic spacetimes. In: Physical Review D 95 (2017), Nr. 2, No. 24036. DOI:
https://doi.org/10.1103/PhysRevD.95.024036