Scantegrity II: end-to-end verifiability by voters of optical scan elections through confirmation codes.
David ChaumRichard CarbackJeremy ClarkAleksander EssexStefan PopoveniucRonald L. RivestPeter Y. A. RyanEmily ShenAlan T. ShermanPoorvi L. VoraPublished in: IEEE Trans. Inf. Forensics Secur. (2009)