Bường, Nguyễn. “On Liskovets Approach for Nonlinear Ill-Posed Problems under Arbitrarily Perturbative Operators”. <i>Journal of Computer Science and Cybernetics</i> 14, no. 3 (March 23, 2016): 30–34. Accessed November 4, 2025. https://jcc.vast.vn/jcc/article/view/7929.