Bường, Nguyễn, and Nguyễn Thị Thu Thủy. “Convergence Rates in Regularization for Ill-Posed Mixed Variational Inequalities”. Journal of Computer Science and Cybernetics 21, no. 4 (July 24, 2012): 343–351. Accessed April 28, 2024. https://vjs.ac.vn/index.php/jcc/article/view/1438.