G. Grigoryan, Z. Grigoryan, and A. Malkhasyan, “OBTAINING ESTERS OF MANNITOL AND SORBITOL USING STEARIC, PALMITIC AND OLEIC ACIDS”, Proc. YSU B: Chem. Biol. Sci., vol. 50, no. 2 (240), pp. 13–16, Jul. 2016.