Analysis of the influence of the hydrostatic ball burnishing pressure in the surface hardness and roughness of medium carbon steels - Fernández-Lucio, Pablo; González-Barrio, H.; Gómez-Escudero, G.; Pereira, O.; López de Lacalle, L.N.; Rodríguez, A. (Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in machine building, 2024)