Huang, Li, and Congyong Su. “Bayesian Network Enhanced Prediction for Multiple Facial Feature Tracking”. ELCVIA Electronic Letters on Computer Vision and Image Analysis 5, no. 3 (November 1, 2005): 157–169. Accessed June 5, 2025. https://elcvia.cvc.uab.cat/article/view/v5-n3-huang-su.