EVALUATION OF HARDNESS AND DENSITY OF AL 6061 NICKEL COATED CENOSPHERE COMPOSITES. Journal of Manufacturing Engineering, [S. l.], v. 13, n. 4, p. 211–215, 2018. Disponível em: https://smenec.org/index.php/1/article/view/138. Acesso em: 16 jan. 2025.