Digitally Signed Document Sanitizing Scheme with Disclosure Condition Control.
Kunihiko MiyazakiMitsuru IwamuraTsutomu MatsumotoRyôichi SasakiHiroshi YoshiuraSatoru TezukaHideki ImaiPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2005)