“DETERMINATION OF MICROHARDNESS AND DEPTH OF THERMALLY HARDENING ZONE IN QUALITY CARBON STRUCTURAL STEEL AFTER WEDM USING DIFFERENT DISCHARGE PARAMETERS”, revtn, vol. 24, no. 3, Sep. 2020, Accessed: Apr. 18, 2026. [Online]. Available: http://www.revtn.ro/index.php/revtn/article/view/294