1. Recent improvements in and analytical applications of advanced ion trap technology
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3. Instrumentation, applications, and energy deposition in quadrupole ion-trap tandem mass spectrometry
4. Schwartz, J. C.; Cooks, R. G.; Weber-Grabau, M.; Kelley, P. E. Proceedings of the 36fh Annual ASMS Conference on Mass Spectrometry and Allied Topics; San Francisco, CA, June 1988; p 634.
5. Injection of ions into a quadrupole ion trap mass spectrometer