He , Zhuo-HengNg , Michael K. and Zeng , Chao. (2021). Generalized Singular Value Decompositions for Tensors and Their Applications.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>14</i> (3).
            692-713.
         doi:10.4208/nmtma.OA-2020-0132