LANDE, D.; SULEMA, O. Comparative evaluation of centrality criterion in a hierarchical network. Information Technology and Security, [S. l.], v. 3, n. 2, p. 80–87, 2015. DOI: 10.20535/2411-1031.2015.3.2.60878. Disponível em: http://its.iszzi.kpi.ua/article/view/60878. Acesso em: 23 sep. 2021.