VALENCIA LUCERO, J.; CEDEÑO MENDOZA, N. E. .; ARAUJO MOLINA, C. E. Monitoring the Technification of PET Recycling in Educational Institutions. Investigación Tecnológica IST Central Técnico, [S. l.], v. 8, n. 1, p. 70–81, 2026. Disponível em: https://www.investigacionistct.ec/ojs/index.php/investigacion_tecnologica/article/view/213. Acesso em: 14 nov. 2026.