1. N. F. Tarchigina, A. D. Kirillov, V. G. Nemtsova, and Yu. M. Galkina, Theoretical Fundamentals of Technology of Inorganic Materials: A Manual (Izd–vo MGOU, Moscow, 2009) [in Russian].
2. M. E. Pozin, Technology of Mineral Salts (Fertilizers, Industrial Salts, Oxides, and Acids) (Khimiya, Leningrad, 1974), Part 1 [in Russian].
3. S. A. Mazunin, Candidate’s Dissertation in Chemistry (Perm, 1990).
4. V. A. Panasenko, Candidate’s Dissertation in Technical Science (Kharkov, 1992).
5. S. A. Mazunin, Doctoral Dissertation in Chemistry (Permsk. Tekhn. Univ., Perm, 2000).