KRASTEV, Dimitar; YORDANOV, Boyan; PAUNOV, Veselin. Modified Tool Steel Surfaces by Electrical Discharge Treatment in Electrolyte. Engineering And Technology Journal, [S. l.], v. 2, n. 07, p. 202–208, 2017. Disponível em: http://everant.org/index.php/etj/article/view/95. Acesso em: 18 may. 2024.