Linh, Ha, 		Dao, Do, 		Huyen, Nguyen, 		Quyen, Ngo, AND 		Dung, Doan.
" VLSP 2021 - NER Challenge: Named Entity Recognition for Vietnamese" <em>VNU Journal of Science: Computer Science and Communication Engineering</em> [Online], Volume 38 Number 1 (30 June 2022)