Source: http://hgecnay.weebly.com/uploads/5/6/4/5/56452569/k-_trace_%C3%A9crite_%C3%A9l%C3%A8ves_version_classe_invers%C3%A9e_-_citoyennet%C3%A9_et_d%C3%A9mocratie_dans_lantiquit%C3%A9.pdf