Scantegrity II: End-to-End Verifiability for Optical Scan Election Systems using Invisible Ink Confirmation Codes.

David Chaum Richard Carback Jeremy Clark Aleksander Essex Stefan Popoveniuc Ronald L. Rivest Peter Y. A. Ryan Emily Shen Alan T. Sherman Scantegrity II: End-to-End Verifiability for Optical Scan Election Systems using Invisible Ink Confirmation Codes. 2008 EVT http://www.usenix.org/events/evt08/tech/full_papers/chaum/chaum.pdf conf/uss/2008evt db/conf/uss/evt2008.html#ChaumCCEPRRSS08