Tian, F.-Y., Zhang, J.-. H., Duan, A.-H., Wang, B.-J., & Yuan, L.-M. (2012). Chiral Separation of D,L-Mandelic Acid Using An Enantioselective Membrane Formed by Polycondensation of β-Cyclodextrin with 1,6-Diisocyanatohexane on A Polysulfone Membrane. Journal of Membrane and Separation Technology, 1(2), 72–78. https://doi.org/10.6000/1929-6037.2012.01.02.1