Blacksmith Institute, “The World’s Worst Polluted Places,” 2007. http://www.blacksmithinstitute.org/docs/costEff1.pdf
 J. F. Zhou, D. Cai and G. Z. Tong, “Oxidative Stress and Potential Free Radical Damage Associated with Photocopying, A Role for Ozone?” Free Radical Research, Vol. 37, 2003, pp. 137-143. doi:10.1080/1071576021000036623
 V. K. Singh, M. K. Pathak, V. Bihari, Jyoti, D. K. Patel, N. Mathur, C. N. Kesavachandra and M. K. J. Siddiqui, “Studies on Oxidative Stress Induced Nerve Conduction Deficits in Cigarette Smokers,” Journal of Environmental Biology, Vol. 32, No. 1, 2011, pp. 39-42.
 A. C. Achudume, F. Aina and B. Onibere, “Pollution Tolerance of Smoke in the Distribution of Neuro-Transmitter Enzyme (Acetylcholine Esterase and High Density Cholesterol,” Journal Environmental Protection, Vol. 1, 2010, pp. 475-479. doi:10.4236/jep.2010.14055
 Y. C. Chan, P. D. Vowles, G. H. McTanish, R. W. Simpson, D. D. Cohen, G. M. Bailey and G. D. McOrist, “Characterization and Source Identification of PM-10 aerosols Samples Collected with a High Volume Cascade Impactor in Brisbane (Australia),” Science of Total Environment, Vol. 262, No. 1-2, 2000, pp. 5-19. doi:10.1016/S0048-9697(00)00571-4
 S. Mullyta and K. Kuvaja. “Societal Premises for Sustainable Development in Large Southern Cities,” Global Environmental Change, Vol. 15, No. 3, 2005, pp. 224-237. doi:10.1016/j.gloenvcha.2005.01.001
 D. G. Cook and D. P. Strachan, “Parental Smoking and Prevalence of Respiratory Symptoms and Asthma in School Age Children,” Thorax, Vol. 52, No. 12, 1997, pp. 1081-1094. doi:10.1136/thx.52.12.1081
 International Agency for Research on Cancer (IARC), “Monographs on the Evaluation of Carcinogenic Risk of Chemicals on Humans,” Tobacco Smoking and Tobacco Smoke, Vol. 83, 2002. http://monographs.iarc.fr/htdocs/monographs/vol/83/01-smoking.html
 R. L. Heath and L. Packer, “Photoperoxidation in Isolated Chloroplasts, 1. Kinetics and Stoicheistry of Fatty Acid Peroxidation,” Archieves of Biochemistry and Biophysics, Vol. 125, No. 3, 1968, pp. 189-190. doi:10.1016/0003-9861(68)90654-1
 D. M. Goldberg and R. J. Spooner, “Glutathione Reductase,” In: H. U. Bergmeyer, J. Bergmeyer and M. GraBI, Eds., Methods of Enzymatic Analysis, 3rd Edition, Verlag Chemie, Weinheim, 1983, pp. 258-265.
 J. Cotovo, L. Onno, P. Justine, S. Lamure and P. Catroux. “Generation of Oxidative Stress in Human Cutaneous Models Following in Vitro Ozone Exposure,” Toxicology in Vitro, Vol. 15, No. 4-5, 2001, pp. 357-362. doi:10.1016/S0887-2333(01)00036-4
 Y. G. Zhu, J. F. Zhou, W. Y. Shan, P. S. Zhou and G. Z. Tong, “Potential Oxidative Stress in the Bodies of Electric Arc Welding Operators: Effect of Photochemical Smog,” Biomedical and Environmental Science, Vol. 17, No. 4, 2004, pp. 381-384.
 P. M. Sinet and P. Garber, “Inactivation of Human Cu-Zn Superoxide Dismutase during Exposure to O2 and H2O2,” Archives of Biochemistry and Biophysics, Vol. 212, No. 2, 1981, pp. 411-416. doi:10.1016/0003-9861(81)90382-9
 J. Bornholdt and M. Dybdahl, U. Vogel, M. Hansen, S. Loft, and H. Wallin, “Inhalation of Ozone Induces DNA Strand Breaks and Inflammation in Mice,” Mutation Research, Vol. 520, No. 1, 2002, pp. 63-71.
 A. C. Achudume, “Environmental Health, Development and Economic Empowerment Ofrural Women in Nigeria,” Environment, Development and Sustainability, Vol. 11, No. 2, 2009, pp. 459-469. doi:10.1007/s10668-007-9124-1
 Strait and IARC Monograph Working Group, “Carcinogenity of Some Indoor Pollutants: Emissions from Household Combustion of Bioass Fuel, and High-Temperature Frying,” Lancet Oncology, Vol. 7, 2006, pp. 628-629.
 P. Find, G. R. Cass and B. R. T. Simoneit, “Chemical Characterization of Fine Particle Emissions from the Fireplace Combustion of Woods Grown in the Southern United States,” Environmental Science and Technology, Vol. 36, No. 7, 2002, pp. 1442-1451. doi:10.1021/es0108988
 K. A. Miller, D. S. Siscovik, L. Sheppard, K. Sheppard, J. H. Sullivan, G. L. Anderson and J. D. Kaufman, “LongTerm Exposure to Air Pollution and Incidence of Cardiovascular Events in Woman,” The New England Journal of Medicine, Vol. 356, No. 5, 2007, pp. 447-458. doi:10.1056/NEJMoa054409
 J. Zhang and K. R. Smith, “Household Air Pollution from Coal and Biomass Fuels in China: Measurement, Health Impacts and Interventions,” Environmental Health Perspective, Vol. 115, 2007, pp. 848-855.