“An Energy Regularization Method for the Backward Diffusion Problem and Its Applications to Image Deblurring”, Commun. Comput. Phys., vol. 4, no. 1, pp. 177–194, Apr. 2008, Accessed: Feb. 27, 2026. [Online]. Available: https://www.global-sci.com/index.php/cicp/article/view/7405