G. B. Ávila, S. C. Dias, M. L. da C. Valente, J. A. M. Agnelli, and A. C. dos Reis, “Color stability evaluation of micro hybrid composite resins submitted to accelerated artificial aging”, Clin Lab Res Dent, vol. 21, no. 4, pp. 227–233, Dec. 2015, doi: 10.11606/issn.2357-8041.clrd.2015.128882.