Grigoryan, G., & Malkhassyan, A. (2020). STUDYING OF THE CONDITIONS OF ERYTHRITOL, MANNITOL, SORBITOL, XYLITOL, TARTARIC AND CITRIC ACIDS ESTERIFICATION BY USING HIGH ALIPHATIC CARBOXYLIC ACIDS AND ALCOHOLS. Proceedings of the YSU B: Chemical and Biological Sciences, 54(1 (251), 17–25. https://doi.org/10.46991/PYSU:B/2020.54.1.017