Ilina, А. А., Odessa State Environmental University, Lvivska St., 15, Odessa, 65016, Ukraine
Ivakh, Ya. Е., Ivan Franko National University of Lviv
Ivanov, E. A., Lviv National University of Ivan Franko, Doroshenko, St., 41, Lviv, 79000, Ukraine
Ivanova, M., University of Presov in Presov, faculty of management,
Ivanytsia, V. O., Odessa National I.I. Mechnikov University, Odessa, Ukraine
Iwah, U. A., V. N. Karazin Kharkiv National University

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