GAVILANES NARANJO, Silvia Beatriz; ALAVA BARRETO, Junior Jonathan. Financial projection for the return on investment in non-intrusive equipment of ports of Guayaquil. Revista Tecnológica - ESPOL, Guayaqui, EC, v. 35, n. 3, p. 14–32, 2023. DOI: 10.37815/rte.v35n3.1082. Disponível em: https://rte.espol.edu.ec/index.php/tecnologica/article/view/1082. Acesso em: 22 oct. 2025.