Predicting iris vulnerability to direct attacks based on quality related features. - Jaime Ortiz-López; Javier Galbally; Julian Fiérrez; Javier Ortega-Garcia (ICCST, 2011)

Iris liveness detection based on quality related features. - Javier Galbally; Jaime Ortiz-López; Julian Fiérrez; Javier Ortega-Garcia (ICB, 2012)