WASET
    Chiharu Okuma and  Jun Murakami and  Naoki Yamamoto,  Comparison between Higher-Order SVD and Third-order Orthogonal Tensor Product Expansion.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2009, vol. 27(3). 533 - 539
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/2000.