Saied, Chahinez, Abdelouahed Chala, Okba Belahssen, and Said Benramache. “TRIBOLOGICAL BEHAVIOR OF 42CrMo4 STEEL NITRIDED BY PLASMA”. Acta Metallurgica Slovaca 21, no. 3 (September 30, 2015): 220–225. Accessed November 7, 2026. https://office.journal-ams.org/index.php/AMS/article/view/149.