CHEPOK Р., CHEPOK В., and NOSOVA І. “oney ress of hordial adial ype”. "INTERNATIONAL·SCIENTIFIC-·PRACTICAL·JOURNAL·COMMODITIES·AND·MARKETS", vol. 15, no. 1, May 2013, pp. 143-50, https://journals.knute.edu.ua/commodities-and-markets/article/view/1360.