JHEP JHEP, 2018, 02, pp.067. ⟨10.1007/JHEP02(2018)067⟩ Journal of high energy physics : JHEP 2018(2), 67 (2018). doi:10.1007/JHEP02(2018)067 Journal of High Energy Physics Journal of High Energy Physics, 2018, 02, pp.067. ⟨10.1007/JHEP02(2018)067⟩ Journal of high energy physics 1802(2), 67 (2018). doi:10.1007/JHEP02(2018)067 Journal of high energy physics