{"identifier":"nobleid:/w1/20260525/9550737E","arkIdentifier":"ark:/48914/w1/20260525/9550737E","version":1,"workTitle":"Copyright Protection of Digital Contents and its Technologies. Application of Digital Watermarking Technologies.","workType":"Journal Article","authors":"Norishige Morimoto","description":null,"workUrl":null,"existingDoi":"10.3169/itej.53.1374","createdAt":"2026-05-25T23:53:06.219517Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260525/9550737E.v1"}