ZHALDAK Марина, MOKROUSOVA Олена, and MEREZHKO Ніна. 2018. “ptimization of uality ndicatorsof atural kins and heir anning arameters sing ontmorillonite”. "INTERNATIONAL·SCIENTIFIC-·PRACTICAL·JOURNAL·COMMODITIES·AND·MARKETS" 28 (4):75-84. https://journals.knute.edu.ua/commodities-and-markets/article/view/1125.