Julie A. Jacko, Armando Barreto, Ingrid U. Scott, Robert H. Rosa Jr., Charles J. Pappas. Using Electroencephalogram to Investigate Stages of Visual Search in Visually Impaired Computer Users: Preattention and Focal Attention. International Journal of Human-Computer Interaction, 12(1):135-150, 2000. [doi]
Abstract is missing.