Nguyen Dinh, H., T. Cao Thanh, T. Nguyen, and O. Cao Thi Be. “Necessary Optimality Conditions in Nonsmooth Semi-Infinite Multiobjective Optimization under Metric Subregularity”. VNUHCM Journal of Engineering and Technology, Vol. 3, no. SI3, Jan. 2021, pp. SI52-SI57, doi:https://doi.org/10.32508/stdjet.v3iSI3.637.