Daniel Chen and  George Mamic and  Clinton Fookes and  Sridha Sridharan,  Scale-Space Volume Descriptors for Automatic 3D Facial Feature Extraction.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2009, vol. 35(11). 2684 - 2689
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/1712.