References:
Roepstorff
P, Fohlman J. Proposal for a common nomenclature for sequence
ions in mass
spectra of peptides. Biomed
Mass Spectrom. 1984 Nov;11(11):601.
K. Biemann In: J.A. McCloskey, Editor, Methods in Enzymology 193,
Academic, San
Diego (1990), pp. 886�887.
Biemann
K. Contributions of mass spectrometry to peptide and protein
structure.
Biomed Environ Mass Spectrom. 1988 Oct;16(1-12):99-111.