1. The estimation of fugitive gas emissions from hydrogen production by natural gas steam reforming;Alhamdani;Int. J. Hydrogen Energ.,2016
2. U. S. Environmental Protection Agency, Methane Emissions, Washington, DC, 2012. http://epa.gov/climatechange/ghgemissions/gases/ch4.html
3. Global health benefits of mitigating ozone pollution with methane emission controls;West;Proc. Natl. Acad. Sci. USA,2006
4. Gas Distribution Pipeline Significant Incident 20 Year Trend, PHMSA Pipeline Incidents (1995-2014), 2014, PHMSA. http://www.phmsa.dot.gov/pipeline /library/datastatistics/pipelineincidenttrends (accessed May 15, 2015).
5. Natural Gas Losses and Unaccounted for by State, 2013, Natural Gas Annual, 2013. EIA. http://www.eia.gov/naturalgas/annual/pdf/table_a01.pdf (accessed May 21, 2015).