Angeloni, Laura, Danilo Costarelli, and Gianluca Vinti. “Convergence in Variation for the Multidimensional Generalized Sampling Series and Applications to Smoothing for Digital Image Processing”. Annales Fennici Mathematici 45, no. 2 (August 1, 2020): 751–770. Accessed November 22, 2024. https://afm.journal.fi/article/view/135881.