Coalition for Voting Integrity
Touchscreen Voting Increases Election Costs in Florida
Miami-Dade County's experience: Touch Screen (DRE) vs. Optical Scan
Touchscreen voting machines (DREs) will cost NYC two to three times cost of Precinct-based Optical Scan (PBOS) with AutoMark (handicapped access) Voting Systems Cost Information from VotersUnite.org
Operating Cost Comparison for Different Types of Voting Systems
http://www.ncvoter.net/affordable.html