Jacques Colinge Alexandre Masselot Jérôme Magnin A Systematic Statistical Analysis of Ion Trap Tandem Mass Spectra in View of Peptide Scoring. 25-38 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2812&spage=25 2003 conf/wabi/2003 WABI db/conf/wabi/wabi2003.html#ColingeMM03