HAKIM, F. R.; SUGIANTORO, B. Analysis and Testing of Data Transmission of Providers in Indonesia using GSM and CDMA Modem. IJID (International Journal on Informatics for Development), [S. l.], v. 6, n. 1, p. 13–16, 2018. DOI: 10.14421/ijid.2017.06104. Disponível em: https://ejournal.uin-suka.ac.id/saintek/ijid/article/view/06104. Acesso em: 22 jan. 2025.