Journal of High Energy Physics Journal of High Energy Physics, Springer, 2014, 08, pp.173. ⟨10.1007/JHEP08(2014)173⟩ Journal of High Energy Physics, 2014, 08, pp.173. ⟨10.1007/JHEP08(2014)173⟩ Journal of high energy physics : JHEP 2014(8), 2014 (2014). doi:10.1007/JHEP08(2014)173 JHEP JHEP, 2014, 08, pp.173. ⟨10.1007/JHEP08(2014)173⟩ Journal of high energy physics 2014, 173 (2014). doi:10.1007/JHEP08(2014)173