Grigoryan, G. et al. 2020. OBTAINING NONGLYCERIDE OILS BY ESTERIFICATION OF ERYTHRITOL, 1,2,3-BUTANETRIOL AND 1,2,4-BUTANETRIOL BY CARBOXYLIC ACIDS OF SUNFLOWER, OLIVE AND CORN OILS. Proceedings of the YSU B: Chemical and Biological Sciences. 53, 1 (248) (Apr. 2020), 10–17. DOI:https://doi.org/10.46991/PYSU:B/2019.53.1.010.