Bellas L, Castro G, Mera L, Mier JL, García A, Varela A. Comparative study of AISI 4340 and AISI 347 nitrocarburizing by Tenifer-QPQ® process. Rev. metal. [Internet]. 2019Mar.30 [cited 2024May3];55(1):e136. Available from: https://revistademetalurgia.revistas.csic.es/index.php/revistademetalurgia/article/view/1451