« Preliminary examination of a premature failure in a cold-working die for sheet-metal cutting ». Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in machine building 28, no. 1 (juin 7, 2010): 35–40. Consulté le novembre 2, 2026. https://ojs.ugal.ro/index.php/tmb/article/view/1837.