Bassine, JF., Mestdagh, MM., Rouxhet, P., & Vancangh, L. (1987). Redox Buffering By Sulfate and Carbonate During the Melting of Reduced Soda Lime Silica Glasses. Glossa : an international journal of linguistics, 28(1), 50-56. https://hdl.handle.net/2078.5/85110 (Original work published 1987)