Using Haptic Interfaces for User Verification in Virtual Environments. - Mauricio Orozco Trujillo; Matthew Graydon; Shervin Shirmohammadi; Abdulmotaleb El-Saddik (VECIMS, 2006)

Experiments in haptic-based authentication of humans. - Mauricio Orozco Trujillo; Matthew Graydon; Shervin Shirmohammadi; Abdulmotaleb El-Saddik (Multim. Tools Appl., 2008)