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  • Gregory E. Opara-Nadi, Helen A. Opara-Nadi, Alicia A. Mosley, Norberto Sotelo Cruz, Dr Dal Didia, Hattie S. Opara-Nadi
  • 2007
Customers want fast checkout systems. Retailers are always searching for ways to improve store checkout systems. This study compared the cashier checkout and the electronic selfcheck out systems.(More)