Vapor-Liquid Equilibria of Glycerol, 1,3-Propanediol, Glycerol + Water, and Glycerol + 1,3-Propanediol Mokbel, I.; Sawaya, T.; Zanota, M.L.; Naccoul, R.A.; Jose, J.; de Bellefon, C.; Journal of Chemical & Engineering Data 2012, 57, 284-289