Béjar-Gómez, L., A. Medina-Flores, M. Pérez-López, and C. Maldonado-Zepeda. “Characterization for HRTEM of AISI 4140 Steel Nitrided by Postdischarge Micro-Wave”. Revista de Metalurgia 41, no. Extra (December 17, 2005): 318–323. Accessed May 3, 2024. https://revistademetalurgia.revistas.csic.es/index.php/revistademetalurgia/article/view/1048.