https://www.actualitte.com/article/bd-manga-comics/star-des-ventes-en-2018-la-bande-dessinee-a-represente-510-millions-eur/92880
https://www.actualitte.com/article/bd-manga-comics/star-des-ventes-en-2018-la-bande-dessinee-a-represente-510-millions-eur/92880