1. Das elektrische Massenfilter als Massenspektrometer und Isotopentrenner
2. Operation of a quadrupole ion trap mass spectrometer to achieve high mass/charge ratios
3. High resolution on a quadrupole ion trap mass spectrometer
4. Goeringer, D. E.; McLuckey, S. A.; Glish, G. L.Proceedings of the 39th ASMSConference of Mass Spectrometry and Allied Topics, Nashville, TN, May 19−24, 1991; p 532.
5. March, R. E., Londry, F. A.; Wells, G. J.Proceedings of the 41st ASMS Conference ofMass Spectrometry and Allied Topics, San Francisco, CA, May 31−June 4, 1993; p 790.