TY - JOUR T1 - Chiral Ligand Exchange Chromatography: Separation of Enantiomeric Mixtures of Underivatized α-Amino Acids under UV Detection JO - Journal of the Brazilian Chemical Society A1 - Nazareth, Patricia M. P. A1 - Antunes, Octavio A. C. SN - 0103-5053 UL - 10.1590/S0103-50532002000500019 VL - 13 Y1 - 2002 PB - Brazil ER -