Quantum cosmological perfect fluid models in Einstein aether theory G. A. Monerat, O. Goldoni, F. G. Alvarenga, G. Oliveira-Neto and E. V. Corrêa Silva Eur. Phys. J. Plus, 137 10 (2022) 1121 Published online: 10 October 2022 DOI: 10.1140/epjp/s13360-022-03339-6