REYNA TENORIO, L. J. .; ULLOA-DE SOUZA, R. C. .; CHERE-QUIÑÓNEZ, B. F. . Trends in welding: knowledge about welding in the staff of the company "Metal Mecánica Antonio Tirado" located in the city of Ambato Panamericana Norte Km 7. Sapienza: International Journal of Interdisciplinary Studies, São Paulo, Brasil, v. 3, n. 3, p. 229–237, 2022. DOI: 10.51798/sijis.v3i3.523. Disponível em: https://journals.sapienzaeditorial.com/index.php/SIJIS/article/view/523. Acesso em: 24 nov. 2024.