1. Complex Uranium Compounds, Ed. by I. I. Chernyaev (Nauka, Moscow, 1964) [in Russian].
2. G. M. Sheldrick, SADABS. Program for Empirical X-Ray Absorption Correction (Bruker-Nonius, 1990–2004).
3. G. M. Sheldrick, Acta Crystallogr. A 64(1), 112 (2008).
4. K. Nakamoto, Infrared and Raman Spectra of Inorganic and Coordination Compounds, 4th ed. (Wiley, New York, 1986; Mir, Moscow, 1991).
5. L. V. Volod’ko, A. I. Komyak, and D. S. Umreiko, Uranil Compounds: Spectra and Structure, Vol. 1 (Izd-vo BGU, Minsk, 1981) [in Russian].