An Evaluation of Face and Ear Biometrics. - Barnabas Victor; Kevin W. Bowyer; Sudeep Sarkar (ICPR (1), 2002)

Comparison and Combination of Ear and Face Images in Appearance-Based Biometrics. - Kyong I. Chang; Kevin W. Bowyer; Sudeep Sarkar; Barnabas Victor (IEEE Trans. Pattern Anal. Mach. Intell., 2003)