C. F. L. M. da Silva, M. A. Correa, L. Correr Sobrinho, A. Moro, R. C. Moresca, and G. M. Correr, “Shear bond strength of nanofilled flowable resins used for indirect bracket bonding”, Braz. J. Oral Sci., vol. 11, no. 4, pp. 458–462, Oct. 2015.