M. A. Rodriguez, M. Carreras-Sospedra and D. Dabdub, “Air Quality Impacts of Distributed Power Generation in the South Coast Air Basin of California 1: Scenario Development and Modeling Analysis,” Atmospheric Environment, Vol. 40, No. 28, 2006, pp. 5508-5521. doi:10.1016/j.atmosenv.2006.03.054
 C. A. Pope, R. T. Burnett, M. J. Thun, E. E. Calle, K. Krewski and G. D. Thurston, “Lung Cancer Cardio Pulmonary Mortality and Long-Term Exposure to Fine Particulate Air Pollution,” Journal of American Medical Association, Vol. 287, 2002, pp. 1132-1141.
 P. Miller, et al., “Estimating Future Air Pollution from New Electric Power Generation Commission for Environmental Cooperation of North America,” 2002. http://wwwcecorg/Storage/46/3838_2_airemissions-epdf
 “Air Pollution a Factor in Hundreds of Deaths,” 2010. http://www.thenational.ae/news/uae-news/environment/air-pollution-a-factor-in-hundreds-of-deaths
 EPA Clean Air Act, 2010. http://www.epa.gov/air/caa
 N. H. Thi and K. Ki-Hyun, “Changes in NO2 Concentration from Major Cities and Provinces in Korea: A Case Study from 1988 to 2003,” Terrestrial Atmospheric and Oceanic Sciences Journal, Vol. 17, No. 1, 2006, pp. 277-294.
 S. A. A. Khamdan, I. M. Al Madany and E. Buhussain, “Temporal and Spatial Variations of the Quality of Ambient Air in the Kingdom of Bahrain during 2007,” Environmental Monitoring and Assessment, Vol. 154, 2009, pp. 241-252.
 Nasa’s Earth Observing System. http://rapidfire.sci.gsfc.nasa.gov
 Al-Azmi, et al., “SO2 and NOX Emissions from Kuwait Power Station in Years 2001 and 2004 and Evaluation of the Impact of These Emissions on Air Quality Using Industrial Sources Complex Short-Term (ISCST) Model,” Water, Air, and Soil Pollution, Vol. 203, No. 1-4, 2009, pp. 169-178.
 L. Dovile, “Nitrogen Dioxide and Their Relation with Meteorological Conditions and some Environmental Factors in Kaunas,” Environmental Research, Engineering and Management, Vol. 1, No. 43, 2008, pp. 21-27.