Electrification Strategy of Hybrid Electric Vehicle as a Solution to Decrease CO2 Emission in Cities
 International Energy Agency. CO2 Emissions from Fuel Combustion, 2011; IEA Publications: Paris, France, 2011.
 NREL Vehicle Drive Cycle Tool, User Guide. Copyright © 2009 Alliance for Sustainable Energy, LLC. All Rights Reserved.
 Eckerle, W., et al. “Effects of Methyl Ester Biodiesel Blends on NOx Emissions.” SAE Publication 2008-01-0078. SAE International Journal of Fuels and Lubricants.
 AEA (2009). Assessment of options for the legislation of CO2 emissions from light commercial vehicles. Final report to European Commission. Framework contract No. NV/C.5/FRA/2006/0071.
 Ott, T.; Zurbriggen, F.; Onder, C.; Guzzella, L. Cycle-averaged efficiency of hybrid electric vehicles. Inst. Mechan. Eng. Part D J. Automob. Eng. 2012, 227, 78–86.
 T. Ott , C. Onder and L. Guzzella “Hybrid-Electric Vehicle with Natural Gas-Diesel Engine” Energies 2013, 6, 3571-3592; doi:10.3390/en6073571
 L. Göransson, S. Karlsson, F. Johnsson” Plug-in hybrid electric vehicles as a mean to reduce CO2 emissions from electricity production” EVS24 Stavanger, Norway, May 13-16, 2009
 X. Zhang , J. Xie, R. Rao and Y. Liang “Policy Incentives for the Adoption of Electric Vehicles across Countries” Sustainability 2014, 6, 8056-8078; doi:10.3390/su6118056
 Gass, V.; Schmidt, J.; Schmid, E. Analysis of alternative policy instruments to promote electricvehicles in Austria. Renew. Energy 2014, 61, 96–101.
 D. Ryan “ Performance and energy efficiency testing of a lightweight FCEV Hybrid Vehicle” European Electric Vehicle Congress Brussels, Belgium, 3– 5 December 2014
 EPA ‘Greenhouse Gas Emissions from the U.S. Transportation Sector, 1990-2003’ March 2009.
 M. Mourad ‘Improving the performance of a hybrid electric vehicle by utilization regenerative braking energy of vehicle’ International Journal of Energy And Environment, Vol. 2, Issue 1, pp.161-170, 2011
 K. B. Wipke, M. R. Cuddy, and S. D. Burch, “ADVISOR 2.1: A User-Friendly Advanced Powertrain Simulation Using a Combined Backward/Forward Approach,” NREL/JA-540-26839, September 1999
 M. Mourad, F. Mohamed, K. Mahmoud and A. Nouh, Influence of Biodiesel Fuel on Performance Characteristics of Hybrid Electric Vehicle According to Urban Driving Cycle. The International Renewable Energy Congress IREC, Tunisia. March 25-27, 2014.
 C. Carvalho, W. Lamas, The use of hybrid vehicles as a proposal for reducing CO2 emissions and its contribution to reducing greenhouse gas emissions. Engenharia Térmica (Thermal Engineering), Vol. 8, No 01, p. 07-11, June, 2009.
 J. K. AHN et al “analysis of a regenerative braking system for hybrid electric vehicles using an electro-mechanical brake” International Journal of Automotive Technology, Vol. 10, No. 2, pp. 229−234 (2009)
 S. Boyd "Hybrid Electric Vehicle Control Strategy Based on Power Loss Calculations" M. Sc. Mechanical Engineering, Blacksburg, Virginia, August 2006.
 G. Mellios “Projection of CO2 emissions from road transport “ Report No.: 10.RE.0034.V4Thessaloniki February 2011
 M. Mourad “ A proposed fuel cell vehicle for reducing CO2 emissions and its contribution to reducing greenhouse gas emissions” International Journal of Engineering & Technology, 3 (2) (2014) 252-261