“Determination of Process Function for Pitch Diameter D2 in Electro-Erosion Machining of Threads from Sintered Metallic Carbides Type G20”. 2009. Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in Machine Building 27 (November): 233-38. https://ojs.ugal.ro/index.php/tmb/article/view/2008.