End-group determination of oligosaccharides: a gas chromatography-mass spectrometry/mass spectrometry method for distinguishing between all D-aldohexoses and D-ketohexoses.
Bendiak B, Fang TT. End-group determination of oligosaccharides: a gas chromatography-mass spectrometry/mass spectrometry method for distinguishing between all D-aldohexoses and D-ketohexoses. Carbohydr Res. 2000 Aug 07; 327(4):463-81.