ALIFEN, G. K.; SOETOJO, A.; SARASWATI, W. Differences in surface roughness of nanohybrid composites immersed in varying concentrations of citric acid. Dental Journal, [S. l.], v. 50, n. 2, p. 102–105, 2017. DOI: 10.20473/j.djmkg.v50.i2.p102-105. Disponível em: https://e-journal.unair.ac.id/MKG/article/view/3587. Acesso em: 2 aug. 2024.