Analysis tools for computational imaging systems. - Greg Johnson; Paulo E. X. Silveira; Edward R. Dowski (Visual Information Processing, 2005)

Wavefront Coding for Enhancing the Imaging Volume in Iris Recognition. - Paulo E. X. Silveira; Lu Gao; Ramkumar Narayanswamy (Encyclopedia of Biometrics, 2009)

Wavefront Coding for Enhancing the Imaging Volume in Iris Recognition. - Paulo E. X. Silveira; Lu Gao; Ramkumar Narayanswamy (Encyclopedia of Biometrics, 2015)