DUNG, Nguyen Xuan; BAN, Doan Van; NGOC, Do Thi Bich. A method to improve the time of computing betweenness centrality in social network graph. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 57, n. 3, p. 344–355, 2019. DOI: 10.15625/2525-2518/57/3/13166. Disponível em: https://vjs.ac.vn/jst/article/view/13166. Acesso em: 9 jan. 2026.