Jiraprapa Munkong, et al. “An Inertial Extragradient Subgradient Method for Solving Bilevel Equilibrium Problems”. Journal of Computational Analysis and Applications (JoCAAA), vol. 29, no. 5, Oct. 2021, pp. 995-1010, http://eudoxuspress.com/index.php/pub/article/view/209.