DR. BADAR ALMAMARI. Borax frit: testing leadless fluxes for glazing earthenware ceramics in educational institution . Elementary Education Online, [S. l.], v. 20, n. 6, p. 1016–1025, 2023. Disponível em: https://ilkogretim-online.org/index.php/pub/article/view/5707. Acesso em: 1 sep. 2024.