« Determination of process function for pitch diameter D2 in electro-erosion machining of threads from sintered metallic carbides type G20 ». Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in machine building 27 (novembre 8, 2009): 233–238. Consulté le novembre 2, 2026. https://ojs.ugal.ro/index.php/tmb/article/view/2008.