BAN, Đoàn V.; CHÂU, T. N. Clustering objects for object-oriented database systems using distance matrices. Journal of Computer Science and Cybernetics, [S. l.], v. 25, n. 2, p. 178–187, 2012. DOI: 10.15625/1813-9663/25/2/571. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/571. Acesso em: 2 may. 2024.