PereverzevS. V., and SolodkiiS. G. “Optimal Discretization of Ill-Posed Problems”. Ukrains’kyi Matematychnyi Zhurnal 52, no. 1 (January 25, 2000): 106-121. Accessed November 22, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4401.