GLUSHKOVA Т., ANDRIIEVSKA Л., and MARCHUK Н. “orld elevision arket”. "INTERNATIONAL·SCIENTIFIC-·PRACTICAL·JOURNAL·COMMODITIES·AND·MARKETS", vol. 28, no. 4, Dec. 2018, pp. 7-20, https://journals.knute.edu.ua/commodities-and-markets/article/view/1118.