序号:1 作者:Michael Dey 题名:Multiphoton ionization and photodissociation at the second-order space focus in a time-of-flight mass spectrometer: The amino acid tryptophan 期刊:Organic Mass Spectrometry 年,卷,期,起止码:Volume 29, Issue 11, pages 659–667, November 1994 序号:2 作者:Mikhail E. Belov1,*, Sergei S 题名:Laser ablation of organic molecules from frozen matrices 期刊:Rapid Communications in Mass Spectrometry 年,卷,期,起止码:Volume 9, Issue 14, pages 1431–1436, 1995