http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Fragmentation of sialylated carbohydrates using infrared atmospheric pressure MALDI ion trap mass spectrometry from cation-doped liquid matrixes
Christopher E. Von Seggern, Paul E. Zarek, Robert J. Cotter.
Matrix assisted laser desorption ionization