Source: https://f-origin.hypotheses.org/wp-content/blogs.dir/851/files/2016/09/Crise-sociale-et-crise-esth%EF%BF%BDtique-au-tournant-du-XX%EF%BF%BDme-si%EF%BF%BD%EF%BF%BDcle-Quentin-Fondu.pdf