HENRY-LABORD`ERE, A. . The Number continuity service, Part I GSM <-> Satellite phone. Journal of Cyber Security and Mobility, [S. l.], v. 1, n. 4, p. 349–376, 2013. DOI: 10.13052/jcsm2245-1439.143. Disponível em: https://journals.riverpublishers.com/index.php/JCSANDM/article/view/6123. Acesso em: 7 aug. 2024.