1. M. V. Sin'kov, “Development of number-theoretical methods to extend the capabilities of computational systems operating in residue classes”, Topics in Electronics and Computer Science [in Russian] (1976), pp. 108–137.
2. M. V. Sin'kov and N. M. Gubareni, Nonpositional Representations in Multidimensional Number Systems [in Russian], Naukova Dumka, Kiev (1979).
3. A. V. Berezin and E. A. Tolkachev, Some Applications of Quaternions in Classical and Quantum Field Theory [in Russian], Preprint No. 299, Inst. Fiz. AN BSSR, Minsk (1983).
4. E. D. Karasev and V. A. Stroev, “Construction of rational algorithms for investigation of static stability of electric power systems”, Izv. AN SSSR, Energ. Transp., No. 6, 48–53 (1983).
5. S. M. Onishchenko, Application of Hypercomplex Numbers in Inertial Navigation [in Russian], Naukova Dumka, Kiev (1983).