Hernández-Ortiz, M.; Hernández-Padrón, G.; Bernal, R.; Cruz-Vázquez, C.; Castano, V. Nanocrystalline Mimetic Opals: Synthesis and Comparative Characterization Vs. Natural Stones. IJBAS 2015, 4 (2), 238-243. https://doi.org/10.14419/ijbas.v4i2.4174.