https://ensad-nancy.eu/2023/05/09/abyme-yype-foundry-publisher-of-artists-editions-and-multiples-seminaire-john-morgan-adrien-vasquez-chales-maze-christophe-jacquet-dit-toffe/
https://www.abyme.net
https://www.centrenationaldugraphisme.fr/le-signe
http://www.weizer.ch/fr/