1. Yu. M. Kadyrova, Phase Formation, Synthesis, and Structure of Novel Compounds in M2MoO4–R2(MoO4)3 and Li2MoO4–M2MoO4–R2(MoO4)3 Systems (M is an alkali metal; R = In, Sc, Fe, Ga, Cr, Al ) [in Russian], Diss. Cand. Sci. (Chem.), Ulan-Ude (2010).
2. S. P. Gabuda, R. N. Pletnev, and M. A. Fedotov, Nuclear Magnetic Resonance in Inorganic Chemistry [in Russian], Nauka, Moscow (1988).
3. S. P. Gabuda and R. N. Pletnev, NMR Application in Solid State Chemistry [in Russian], Izd. Ekaterinburg, Ekaterinburg (1996).
4. D. F. F. Massiot, M. Capron, I. King, et al., Magn. Reson. Chem., 40, 70 (2002).
5. S. F. Solodovnikov, E. G. Khaikina, Z. A. Solodovnikova, et al., Dokl. Ross. Akad. Nauk, 416, 60 (2007).