WEI, Wenbin, JIANG, Yirong and TANG, Guoji. Levitin-Polyak Well-posedness by perturbations for bilevel mixed vector variational inequalities. Topological Methods in Nonlinear Analysis. Online. 11 December 2025. pp. 1 - 18. [Accessed 14 December 2025]. DOI 10.12775/TMNA.2025.029.