Team, S. “Approximate Quasi Solutions of Multiobjective Optimization Problems: Chanoksuda Khantree, Rabian Wangkeeree”. Thai Journal of Mathematics, vol. 19, no. 1, Mar. 2021, pp. 233–249, https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1151.