Geometrical thermodynamics and P–V criticality of the black holes with power-law Maxwell field S. H. Hendi, B. Eslam Panah, S. Panahiyan and M. S. Talezadeh Eur. Phys. J. C, 77 2 (2017) 133 Published online: 25 February 2017 DOI: 10.1140/epjc/s10052-017-4693-0