The certification of technical knowledge and work trajectories within the framework of the Certification of Trades Program of the National Technological University - Delta Regional College. AACINI - International Journal of Industrial Engineering, [S. l.], v. 2, n. 3, p. 42–59, 2021. Disponível em: https://riii.fi.mdp.edu.ar/index.php/AACINI-RIII/article/view/23. Acesso em: 5 jun. 2026.