Colour monitor calibration based on CIE standards. - Radu I. Campeanu; John D. McFall (CASCON, 1993)

System for the Recognition of Human Faces. - Mohamed S. Kamel; Helen C. Shen; Andrew K. C. Wong; Radu I. Campeanu (IBM Syst. J., 1993)

Face recognition using perspective invariant features. - Mohamed S. Kamel; Helen C. Shen; Andrew K. C. Wong; T. M. Hong; Radu I. Campeanu (Pattern Recognit. Lett., 1994)