USE OF THE MICROWAVE ENERGY FOR ALUMINUM WASTE FOAMING. Journal of Engineering Studies and Research, [S. l.], v. 25, n. 4, p. 43–49, 2019. DOI: 10.29081/jesr.v25i4.23. Disponível em: https://jesr.ub.ro/journal/article/view/23. Acesso em: 13 sep. 2025.