JUAN VILLAGÓMEZ. Demand for fixed and mobile telephony: An application of artificial neural networks. TEC EMPRESARIAL, [S. l.], v. 18, n. 2, p. 690–699, 2023. DOI: 10.1229/tecempresarialjournal.v18i2.287. Disponível em: http://revistas.tec-ac.cr/index.php/tec_empresarial/article/view/287. Acesso em: 23 jul. 2026.