The importance of 4.0 methodologies in the development of a small company: Case study on the use of 3D printing in a Metallurgical company. Research, Society and Development, [S. l.], v. 10, n. 1, p. e56710112218, 2021. DOI: 10.33448/rsd-v10i1.12218. Disponível em: https://rsdjournal.org/rsd/article/view/12218. Acesso em: 5 dec. 2025.