Monteiro, R. C. C., A. A. S. Lopes, M. M. A. Lima, JP Veiga, R. J. C. Silva, C. J. Dias, E. J. R. Davim, and M. H. V. Fernandes. "Sintering, Crystallization, and Dielectric Behavior of Barium Zinc Borosilicate GlassesuEffect of Barium Oxide Substitution for Zinc Oxide." Journal of the American Ceramic Society. 95 (2012): 3144-3150.