1. Sivchik, V. V.The Influence of H-Bond on the Coefficients of Anharmonicity and Frequency in a Molecular Cluster; preprint N 479, Inst. Phys., BSSR Acad. Sci., Minsk; 55 p.
2. Sivchik, V. V.The Mechanism of Frequency Splitting in Crystal; preprint N 502, Inst. Phys., BSSR Acad. Sci., Minsk, 1988; 35 p.
3. Sivchik, V. V.Dokl. Akad. Nauk SSSR 1988,301(5) 1144.
4. Korolik, E. V.; Ivanova, N. V.; Sivchik, V. V.; Zhbankov, R. G.Zh. Prikl. Spektrosk. (Journal of Applied Spectroscopy) 1984,40, 238.
5. Sivchik, V. V.; Zhbankov, R. G.; Korolevich, M. V.19th Congress on Spectroscopy. Abstracts, Part III; Tomsk, 1983, 193?195.