RODRÍGUEZ-SPITIA, A.; AGUDELO-OSPINA, G.; GALINDO, J.; CORREA-BALLESTEROS, F.; ALBA DE SÁNCHEZ, N. Effect of repressing on the mechanical properties of the valve guides manufactured by powder metallurgy. Revista de Metalurgia, [S. l.], v. 53, n. 1, p. e087, 2017. DOI: 10.3989/revmetalm.087. Disponível em: https://revistademetalurgia.revistas.csic.es/index.php/revistademetalurgia/article/view/1403. Acesso em: 29 nov. 2022.