主题：【悬赏帖】求助2篇英文文献，谢谢！

【序号】：1
【作者】：Saroj K. Panda, Klaus-J. Brockmann, Thorsten Benter, Wolfgang Schrader
【题名】： Atmospheric pressure laser ionization (APLI) coupled with Fourier transform ion cyclotron resonance mass spectrometry applied to petroleum samples analysis: comparison with electrospray ionization and atmospheric pressure photoionization methods
【期刊】：Rapid Communications in Mass Spectrometry
【年、卷、期、起止页码】：Volume 25, Issue 16, 2011, Pages 2317-2326
【链接】：http://onlinelibrary.wiley.com/doi/10.1002/rcm.5122/full
【序号】：2
【作者】：Sami Lababidi, Wolfgang Schrader
【题名】： Online normal-phase high-performance liquid chromatography/Fourier transform ion cyclotron resonance mass spectrometry: Effects of different ionization methods on the characterization of highly complex crude oil mixtures
【期刊】：Rapid Communications in Mass Spectrometry
【年、卷、期、起止页码】：Volume 28, Issue 12, 2014, Pages 1345-1352
【链接】：http://onlinelibrary.wiley.com/doi/10.1002/rcm.6907/full