1. Accountancy, 2007. Economic survey of Pakistan 2006–2007. Available at: 〈http://www.accountancy.com.pk/docs/economic-survey-of-pakistan-2006-07.pdf〉.
2. Comparison of passenger vehicle fuel economy and GHG emission standards around the world;An;Pew Center on Global Climate Change,2004
3. Decomposition analysis for policymaking in energy: which is the preferred method?;Ang;Energy Policy,2004
4. The LMDI approach to decomposition analysis: a practical guide;Ang;Energy Policy,2005
5. Energy Efficiency and Climate Change Considerations for On-Road Transport in Asia;ADB,2006