Curzon A.E., Chlebek H.G. The observation of face centred cubic Gd, Tb, Dy, Ho, Er and Tm in the form of thin films and their oxidation. J. Phys. F. 1973, 3 (1): 1–5. doi:10.1088/0305-4608/3/1/009.
E. Hubbert-Paletta, Hk. Müller-Buschbaum: Röntgenographische Untersuchung an Einkristallen von monoklinem Tb2O3. In: Zeitschrift fiir anorganische und allgemeine Chemie, 1968, 363, S. 145-150, doi:10.1002/zaac.19683630306.
Reidar Haugsrud, Yngve Larring, and Truls Norby. Proton conductivity of Ca-doped Tb 2O 3. Solid State Ionics (Elsevier B.V.). December 2005, 176 (39–40): 2957–2961. doi:10.1016/j.ssi.2005.09.030.
G. J. McCarthy. Crystal data on C-type terbium sesquioxide (Tb 2O 3). Journal of Applied Crystallography. October 1971, 4 (5): 399–400. doi:10.1107/S0021889871007295.