@article{KotsiaZafeiriouPitas_PR2008,
author = { I. Kotsia, S. Zafeiriou and I. Pitas},
title = {Texture and Shape Information Fusion for Facial Expression and Facial Action Unit Recognition},
journal ={Pattern Recognition Elsevier, Special Issue on Machine Learning Techniques for Multimodal Biometrics},
volume = {41},
number= {3},
pages= {833-851},
year = {2008}
}