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Copyright (c) 2019 Hennadii Khudov, Igor Ruban, Oleksandr Makoveichuk, Hennady Pevtsov, Vladyslav Khudov, Irina Khizhnyak, Sergii Fryz, Viacheslav Podlipaiev, Yurii Polonskyi, Rostyslav Khudov

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ISSN 2461-4262 (Online), ISSN 2461-4254 (Print)