; Tournoux, (1989). "New hollandite oxides: TiO2(H) and K0.06TiO2". Journal of Solid State Chemistry. 81 (1): 78–82. doi:10.1016/0022-4596(89)90204-1.{{cite journal}}:  CS1 maint: extra punctuation (link) CS1 maint: multiple names: authors list (link)↑ J. Akimoto, Y. Gotoh, Y. Oosawa, N. Nonose, T. Kumagai, K. Aoki, H. Takei (1994). "Topotactic Oxidation of Ramsdellite-Type Li0.5TiO2, a New Polymorph of Titanium Dioxide: TiO2(R)". Journal of Solid State Chemistry. 113 (1): 27–36. doi:10.1006/jssc.1994.1337.{{cite journal}}:  CS1 maint: multiple names: authors list (link)↑ P. Y. Simons, F. Dachille (1967). "The structure of TiO2II, a high-pressure phase of TiO2". Acta Crystallographica. 23 (2): 334–336. doi:10.1107/S0365110X67002713.↑ Sato H. , Endo S, Sugiyama M, Kikegawa T, Shimomura O, Kusaba K (1991). "Baddeleyite-Type High-Pressure Phase of TiO2". Science. 251 (4995): 786–788. doi:10.1126/science.251.4995.786. PMID 17775458.{{cite journal}}:  CS1 maint: multiple names: author