Cosmological aspects of hydrodynamic treatment of the Einstein–Vlasov equationsVictor V. Vedenyapin, Nikolay N. Fimin and Valery M. ChechetkinEur. Phys. J. Plus, 137 9 (2022) 1022DOI: https://doi.org/10.1140/epjp/s13360-022-03257-7