1. Crystal Structure of Mullite;Bumham;Carnegie Inst. Washington, Yearb.,196364
2. Structure Refinement of 3:2-Mullite (3Al2O3-2SiO2);Saalfeld;Neues Jahrb. Mineral., Monatsh,1981
3. X-ray Study of the Solid Solution of TiO2, Fe2O3, and Cr2O3 in Mullite (3Al2O,-2SiO2);Murthy;J. Am. Ceram. Soc,1960
4. Solid Solubility of TiO2 in Mullite in the System Al2O3-TiO2-SiO2;Green;Trans. J. Br. Ceram. Soc,1974
5. X-ray Analysis of Solid Solutions of Ferric Oxide in Mullite;Razumovskii;Ogneupory,1977