ISSN 2310-5283 e-ISSN 3041-1432 UDC 67; 68; 33
en

Author

Оlga Hulai

Doctor of Pedagogical Sciences, Professor

Lutsk National Technical University

43018, 75 Lvivska Str., Lutsk, Ukraine

https://orcid.org/0000-0002-1120-6165

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