K. Z. Kantorski, L. F. Valandro, R. Scotti, Álvaro D. Bona, and M. A. Bottino, “Surface roughness of glazed feldspar, alumina, and zirconia-based ceramics”, BDS, vol. 9, no. 4, Aug. 2010, doi: 10.14295/bds.2006.v9i4.450.