Greybody factors for massive scalar field emitted from black holes in dRGT massive gravity Petarpa Boonserm, Sattha Phalungsongsathit, Kunlapat Sansuk and Pitayuth Wongjun Eur. Phys. J. C, 83 7 (2023) 657 Published online: 25 July 2023 DOI: 10.1140/epjc/s10052-023-11843-x