Viscosity to entropy density ratio for non-extremal Gauss–Bonnet black holes coupled to Born–Infeld electrodynamicsSaurav Das, Sunandan Gangopadhyay and Debabrata GhoraiEur. Phys. J. C, 77 9 (2017) 615DOI: https://doi.org/10.1140/epjc/s10052-017-5187-9