VASILESCU, Marius, and Mircea DOBRESCU. “The Importance of Nitrogen in the Heat Treating of Ferrous and Non-Ferrous Metals and Alloys”. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science 42, no. 1 (March 15, 2019): 31-35. Accessed July 3, 2024. https://gup.ugal.ro/ugaljournals/index.php/mms/article/view/2768.