Horndeski gravity and the violation of reverse isoperimetric inequality Xing-Hui Feng, Hai-Shan Liu, Wen-Tian Lu and H. Lü Eur. Phys. J. C, 77 11 (2017) 790 Published online: 21 November 2017 DOI: 10.1140/epjc/s10052-017-5356-x