Relative fracture toughness of differents dental ceramics . Journal of Applied Oral Science, [S. l.], v. 11, n. 1, p. 69–75, 2003. DOI: 10.1590/S1678-77572003000100012. Disponível em: https://www.revistas.usp.br/jaos/article/view/3117.. Acesso em: 16 may. 2024.