[1] Speight J G. The chemistry and technology of petroleum[M]. 5th ed. Boca Raton： CRC Press, 2014： 123-125.
[2] Dechaine G P, Gray M R. Chemistry and association of vanadium compounds in heavy oil and bitumen, and implications for their selective removal[J]. Energy & Fuels, 2010, 24（5）： 2795-2808.
[3] Treibs A. Chlorophyll⁃und Häminderivate in bituminösen gesteinen, erdölen, erdwachsen und Asphalten. ein beitrag zur entstehung des erdöls[J]. Justus Liebigs Annalen der Chemie, 1934, 510（1）： 42-62.
[4] Treibs A. Chlorophyll- und Häminderivate in organischen Mineralstoffen[J]. Angewandte Chemie, 1936, 49（38）： 682-686.
[5] Wang X Q, Lang R C, Qi L L. Petroporphyrins in Gaosheng crude oil[J]. Geochemistry, 1983, 2（3）： 251-260.
[6] Liao Z, Huang D, Shi J. Discovery of special predominance of vanadyl porphyrin and high abundance of Di-Dpep in nonmarine strata[J]. Science in China Series B-Chemistry, Life Sciences & Earth Sciences, 1990, 33（5）： 631-640.
[7] McKenna A M, Purcell J M, Rodgers R P, et al. Identification of vanadyl porphyrins in a heavy crude oil and raw asphaltene by atmospheric pressure photoionization Fourier Transform ion cyclotron resonance （FT-ICR） mass spectrometry[J]. Energy & Fuels, 2009, 23（4）： 2122-2128.
[8] Woltering M, Tulipani S, Boreham C J, et al. Simultaneous quantitative analysis of Ni, VO, Cu, Zn and Mn geoporphyrins by liquid chromatography-high resolution multistage mass spectrometry： Method development and validation[J]. Chemical Geology, 2016, 441： 81-91.
[9] Márquez N, Ysambertt F, De La Cruz C. Three analytical methods to isolate and characterize vanadium and nickel porphyrins from heavy crude oil[J]. Analytica Chimica Acta, 1999, 395（3）： 343-349.
[10] Xu H, Yu D Y, Que G H. Characterization of petroporphyrins in Gudao residue by ultraviolet⁃visible spectrophotometry and laser desorption ionization-time of flight mass spectrometry[J]. Fuel, 2005, 84（6）： 647-652.
[11] Xu H, Que G H, Yu D Y, et al. Characterization of petroporphyrins using ultraviolet-visible spectroscopy and laser desorption ionization time-of-flight mass spectrometry[J]. Energy & Fuels, 2005, 19（2）： 517-524.
[12] Eskins K, Scholfield C R, Dutton H J. High-performance liquid chromatography of plant pigments[J]. Journal of Chromatography A, 1977, 135（1）： 217-220.
[13] Quirke J M E, Eglinton G, Maxwell J R. Petroporphyrins. 1. Preliminary characterization of the porphyrins of gilsonite[J]. Journal of the American Chemical Society, 1979, 101（26）： 7693-7697.
[14] Martin J, Quirke J M E, Shaw G J, et al. Petroporphyrins—II： The presence of porphyrins with extended alkyl substituents[J]. Tetrahedron, 1980, 36（22）： 3261-3267.
[15] Quirke J M E, Eglinton G, Palmer S E, et al. High-performance liquid chromatographic and mass spectrometric analyses of porphyrins from deep-sea sediments[J]. Chemical Geology, 1982, 35（1/2）： 69-85.
[16] Senko M W, Hendrickson C L, Paša⁃Tolić L, et al. Electrospray ionization Fourier Transform ion cyclotron resonance at 9.4 T[J]. Rapid Communications in Mass Spectrometry, 1996, 10（14）： 1824-1828.
[17] Marshall A G, Rodgers R P. Petroleomics： The next grand challenge for chemical analysis[J]. Accounts of Chemical Research, 2004, 37（1）： 53-59.
[18] Rodgers R P, Schaub T M, Marshall A G. Petroleomics： MS returns to its roots[J]. Analytical Chemistry, 2005, 77（1）： 20A-27A.
[19] McLafferty F W. Mass spectrometry across the sciences[J]. Proceedings of the National Academy of Sciences of the United States of America, 2008, 105（47）： 18088-18089.
[20] Rodgers R P, Hendrickson C L, Emmett M R, et al. Molecular characterization of petroporphyrins in crude oil by electrospray ionization Fourier Transform ion cyclotron resonance mass spectrometry[J]. Canadian Journal of Chemistry, 2001, 79（5/6）： 546-551.
[21] Qian K N, Edwards K E, Mennito A S, et al. Enrichment, resolution, and identification of nickel porphyrins in petroleum asphaltene by cyclograph separation and atmospheric pressure photoionization Fourier Transform ion cyclotron resonance mass spectrometry[J]. Analytical Chemistry, 2010, 82（1）： 413-419.
[22] Qian K N, Mennito A S, Edwards K E, et al. Observation of vanadyl porphyrins and sulfur⁃containing vanadyl porphyrins in a petroleum asphaltene by atmospheric pressure photonionization Fourier Transform ion cyclotron resonance mass spectrometry[J]. Rapid Communications in Mass Spectrometry, 2008, 22（14）： 2153-2160.
[23] Zhao X, Liu Y, Xu C M, et al. Separation and characterization of vanadyl porphyrins in Venezuela Orinoco heavy crude oil[J]. Energy & Fuels, 2013, 27（6）： 2874-2882.
[24] Zhao X, Shi Q, Gray M R, et al. New vanadium compounds in Venezuela heavy crude oil detected by positive-ion electrospray ionization Fourier Transform ion cyclotron resonance mass spectrometry[J]. Scientific Reports, 2014, 4（1）：1-6.
[25] Bonnett R, Burke P J. Iron porphyrins in coal from the United States[J]. Geochimica et Cosmochimica Acta, 1985, 49（6）： 1487-1489.
[26] Bonnett R, Burke P J, Reszka A. Metalloporphyrins in coal： 2. Iron porphyrins[J]. Fuel, 1987, 66（4）： 515-520.
[27] Zheng F, Hsu C S, Zhang Y H, et al. Simultaneous detection of vanadyl, nickel, iron, and gallium porphyrins in marine shales from the Eagle Ford Formation, south Texas[J]. Energy & Fuels, 2018, 32（10）： 10382-10390.
[28] Le Bras J, Muzart J. Intermolecular dehydrogenative heck reactions[J]. Chemical Reviews, 2011, 111（3）： 1170-1214.
[29] Ortiz J V. Electron propagator theory： An approach to prediction and interpretation in quantum chemistry[J]. Wiley Interdisciplinary Reviews Computational Molecular Science, 2013, 3（2）： 123-142.
[30] Zakrzewski V G, Dolgounitcheva O, Ortiz J V. Ionization energies of anthracene, phenanthrene, and naphthacene[J]. The Journal of Chemical Physics, 1996, 105（19）： 8748-8753.
[31] McCarley T D, McCarley R L, Limbach P A. Electron-transfer ionization in matrix-assisted laser desorption/ionization mass spectrometry[J]. Analytical Chemistry, 1998, 70（20）： 4376-4379.
[32] Hoteling A J, Nichols W F, Giesen D J, et al. Electron transfer reactions in laser desorption/ionization and matrix-assisted laser desorption/ionization： Factors influencing matrix and analyte ion intensities[J]. European Journal of Mass Spectrometry, 2006, 12（6）： 345-358.
[33] Sweeney J J, Burnham A K. Evaluation of a simple model of vitrinite reflectance based on chemical kinetics[J]. AAPG Bulletin, 1990, 74（10）： 1559-1570.
[34] Filby R H, van Berkel G J. Geochemistry of metal complexes in petroleum, source rocks, and coals： An overview[M]//Filby R H, Branthaver J F. Metal complexes in fossil fuels： Geochemistry, characterization, and processing. Washington, DC： American Chemical Society, 1987： 2-39.
[35] Lash T D. Geochemical origins of sedimentary benzoporphyrins and tetrahydrobenzoporphyrins[J]. Energy & Fuels, 1993, 7（2）： 166-171.