SƠN, L. V.; THANH, N. Q. Optimization problems in telecommunication networks: A classification study. Journal of Computer Science and Cybernetics, [S. l.], v. 19, n. 4, p. 382–390, 2012. DOI: 10.15625/1813-9663/19/4/1547. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/1547. Acesso em: 3 may. 2024.