Acceptability conditions and relativistic anisotropic generalized polytropesDaniel Suárez-Urango, Justo Ospino, Héctor Hernández and Luis A. NúñezEur. Phys. J. C, 82 2 (2022) 176DOI: https://doi.org/10.1140/epjc/s10052-022-10119-0