@article{articlefe8df1b0,
title   = {Energy spectrum and critical exponents of the free parafermion ZN spin chain},
author = {Alcaraz, Francisco Castilho and Batchelor, Murray T. and Liu, Zi-Zhong},
year = {2017},
doi = {10.1088/1751-8121/aa645a},
journal   = {Journal of Physics A}
}