1. Aifanti, N., Papachristou, C., & Delopoulos, A. (2010). The MUG facial expression database. In International workshop on image analysis for multimedia interactive services (WIAMIS).
2. Amos, B., Ludwiczuk, B., & Satyanarayanan, M. (2016). OpenFace: A general-purpose face recognition library with mobile applications. Technical report, CMU-CS-16-118, CMU School of Computer Science.
3. Arjovsky, M., Chintala, S., & Bottou, L. (2017). Wasserstein generative adversarial networks. In International conference on machine learning (ICML).
4. Blanz, V., & Vetter, T. (2003). Face recognition based on fitting a 3D morphable model. IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 25(9), 1063–1074.
5. Cao, C., Weng, Y., Zhou, S., Tong, Y., & Zhou, K. (2014). Facewarehouse: A 3D facial expression database for visual computing. IEEE Transactions on Visualization and Computer Graphics (TVCG), 20(3), 413–425.