KUMOLALO, F.O.; OLAJUBU, E.O.; ADAGUNODO, E.R. A Charging Scheme for a VBR Multi-Service Network. Ife Journal of Technology, [S. l.], v. 17, n. 1, p. 30–34, 2008. Disponível em: https://ijt.oauife.edu.ng/index.php/ijt/article/view/10. Acesso em: 15 apr. 2026.