Copyright (c) 2017 V. E. Bondarenko, O. V. Shutenko
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
ISSN 2074–272X (Print)
ІSSN 2309–3404 (Online)
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
ISSN 2074–272X (Print)
ІSSN 2309–3404 (Online)