【序号】: 1 【作者】:Peng Liu, Quan Shi et al. 【题名】:Molecular Characterization of Sulfur Compounds in Venezuela Crude Oil and Its SARA Fractions by Electrospray Ionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry 【期刊】:Am. Chem. Soc., Washington, DC. 【年、卷、期、起止页码】:ASAP