Third-order relativistic fluid dynamics at finite density in a general hydrodynamic frame Saulo M. Diles, Alex S. Miranda, Luis A. H. Mamani, Alex M. Echemendia and Vilson T. Zanchin Eur. Phys. J. C, 84 5 (2024) 516 Published online: 19 May 2024 DOI: 10.1140/epjc/s10052-024-12824-4