Comment on “On the conservation laws and invariant analysis for time-fractional coupled Fitzhugh–Nagumo equations using the Lie symmetry analysis” by S. Sahoo and S. S. Ray
Eur. Phys. J. Plus, 135 2 (2020) 166
DOI: https://doi.org/10.1140/epjp/s13360-020-00192-3