1. Sierra-Cantor, J.F. and C.A. Guerrero-Fajardo, 2017. Methods for improving the cold flow properties of biodiesel with high saturated fatty acids content: A review. Renew. Sustain. Energy Rev., 72: 774-790.
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2. Guerrero, K.D., K.L. Medina, N.G. Yomayuza, J.J. Olaya-Florez, J. Bautista-Ruiz and C.A. Guerrero-Fajardo, 2016. Corrosion evaluation for steel 316l with oxide coatings Ti-Zr-Si deposited by sol gel. Int. J. Scient. Res., 6: 261-266.
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3. Santis-Espinosa, L.F., B.Y. Perez-Sarinana, C.A. Guerrero-Fajardo, S. Saldana-Trinidad, E.C. Lopez-Vidana and S. Pathiyamattom-Joseph, 2015. Drying mango (Mangifera indica L.) with solar energy as a pretreatment for bioethanol production. Bioresources, 10: 6044-6054.
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4. Perez-Sarinana, B.Y., S. Saldana-Trinidad, C.A. Guerrero-Fajardo, L.F. Santis-Espinosa and S. Pathiyamattom-Joseph, 2015. A simple method to determine bioethanol production from coffee mucilage, verified by HPLC. BioResources, 10: 2691-2698.
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5. Perez-Sarinana, B.Y., C.A. Guerrero-Fajardo, S. Saldana-Trinidad and P.J. Sebastian, 2015. Ethanol production by fermentation from waste coffe mucilage. Indian J. Applied Res., 5: 197-199.
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6. Parra-Santiago, J.J., C.A. Guerrero-Fajardo and J.R. Sodre, 2015. Distillation process optimization for styrene production from a styrene-benzene-toluene system in a Petlyuk column. Chem. Eng. Process.: Process Intensif., 98: 106-111.
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7. Parra-Santiago, J. and C.A. Guerrero-Fajardo, 2015. Modeling of cooling system for hydrogen storage process with sodium alanate and catalyzed by titanium chloride. Int. J. Hydrogen Energy, 40: 8903-8910.
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8. Contreras-Andrade, I., J. Parra-Santiago and C.A. Guerrero-Fajardo, 2015. Simulation of biogas production from solid organic wastes. J. Chem. Chem. Eng., 9: 107-112.
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9. Contreras-Andrade, I., E. Avella-Moreno, J.F. Sierra-Cantor, C.A. Guerrero-Fajardo and J.R. Sodre, 2015. Purification of glycerol from biodiesel production by sequential extraction monitored by ¹H NMR. Fuel Process. Technol., 132: 99-104.
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10. Bulla-Pereira, E.A., C.A. Guerrero-Fajardo and F.E. Sierra-Vargas, 2015. [Biodiesel production by ethanolysis using waste cooking oil from hotels for firetube boilers]. Innov. Eng. Res., 12: 44-53, (In Spanish).
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11. Perez-Sarinana, B.Y., J.F. Sierra-Cantor, S. Saldana-Trinidad and C. Alberto, 2014. Ethanol production process by lignocellulosic material fermentation from water hyacinth biomass. J. Chem. Chem. Eng., 8: 1150-1155.
12. Pereira, E.A.B., F.E. Sierra and C.A. Guerrero, 2014. [Biodiesel production using waste cooking oil and ethanol for alkaline catalysis]. Ingenieria Solidaria, 10: 61-69, (In Spanish).
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13. Contreras-Andrade, I., S. Ramirez-Rubio, J. Parra-Santiago, F. Sierra-Vargas and C.A. Guerrero-Fajardo, 2014. Computational simulation to predict the syngas composition produced during charcoal gasification. J. Chem. Chem. Eng., 8: 889-897.
14. Contreras-Andrade, I., M. Martinez-Gonzalez, L. Figueroa-Casallas, J. Parra-Santiago and C.A. Guerrero-Fajardo, 2014. Modeling of liquid-liquid extraction process for glycerol purification from biodiesel production. J. Chem. Chem. Eng., 8: 971-977.
15. Contreras-Andrade, I., J. Parra-Santiago, J.R. Sodre, J.S. Pathiyamattom and C.A. Guerrero-Fajardo, 2014. Transesterification reaction of waste cooking oil and chicken fat by homogeneous catalysis. J. Chem. Chem. Eng., 8: 736-743.
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16. Contreras-Andrade, I., D. Rincon-Pardo, C.A. Guerrero-Fajardo, J. Parra-Santiago and E. Guerrero-Romero, 2014. Natural composite material from steelwool or Luffa cylindrica under natural, rigid and flexible resin. J. Chem. Chem. Eng., 8: 906-917.
17. Andrade, I.C., J.P. Santiago, J.R. Sodre, J.S. Pathiyamattom and C.A. Guerrero-Fajardo, 2014. Biodiesel production by enzymatic catalysis process using two analytical ways: Gas chromatography and total glycerol determination. J. Chem. Chem. Eng., 8: 717-726.
18. Guerrero-Fajardo, C.A., I. Contreras-Andrade and F. Sierra-Vargas, 2013. Biodiesel production from waste cooking oil by enzymatic catalysis process. J. Chem. Chem. Eng., 7: 993-1000.
19. Guerrero-Fajardo, C.A., F. Sierra-Vargas and J. Parra, 2013. Optimization of biodiesel production process for homogeneous catalysis from used cooking oil. Renew. Energy Power Qual. J., 1: 428-432.
20. Guerrero-Fajardo, C.A., E. Avella-Moreno, I. Contreras-Andrade, F. Sierra-Vargas and J.F. Sierra-Cantor, 2013. Monitoring by ¹H nuclear magnetic resonance of the glycerin purification by vacuum distillation. J. Mater. Sci. Eng., 3: 628-634.
21. Diaz-Valencia, A.C. G.A. Garzon-Fajardo, F.E. Sierra-Vargas and C.A. Guerrero-Fajardo, 2012. Modeling of carbonated metabolites production by Clostridium butyricum W5 under anaerobic conditions for optimization of hydrogen metabolic production. J. Technol. Innov. Renew. Energy, 1: 103-112.
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22. Ramirez-Rubio, S., F.E. Sierra and C. Alberto-Guerrero, 2011. Gasification from waste organic materials. Ingenieria Investigacion, 31: 17-25.
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23. Guerrero-Fajardo, C.A., 2011. Application of the scourer or Luffa cylindrica under natural rigid and flexible resin to obtain a natural composite material. World J. Eng., 8: 963-965.
24. Guerrero-Fajardo, C.A., F.J. Sanchez-Castellanos, A.C. Roger and C. Courson, 2008. Sol-gel synthesis of iron catalysers supported on silica and titanium for selectively oxidising methane to formaldehyde. Rev. Ingenieria Invest., 28: 72-80.
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25. Fajardo, C.A.G., D. Niznansky, Y. N’Guyen, C. Courson and A.C. Roger, 2008. Methane selective oxidation to formaldehyde with Fe-catalysts supported on silica or incorporated into the support. Catal. Commun., 9: 864-869.
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26. Del Rio, J.D., G.A. Duran, A.O. Londono, F.J. Sanchez-Castellanos and C.A. Guerrero-Fajardo, 2007. Partial oxidation of methane to formaldehyde on MoO₃, Fe₂O₃ and ferromolybdenum catalysts. Rev. Ingenieria Invest., 27: 19-24.
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27. Guerrero-Fajardo, C.A., Y. N’Guyen, C. Courson and A.C. Roger, 2006. Fe/SiO₂ catalysts for the methane oxidation selective to formaldehyde. Rev. Ingenieria Invest., 26: 37-44.
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28. Guerrero-Fajardo, C.A., S. Escobar and D. Ramirez, 2005. Handling salinity for production associated waters in the petroleum industry. Rev. Ingenieria Invest., 25: 27-33.
29. Guerrero-Fajardo, C.A., 1985. Heavy metal removal from industrial waste water. Rev. Colombiana Quim., 14: 89-97.