1. US Environmental Protection AgencyEPA2018-01-26Particulate Matter (PM) Pollution https://www.epa.gov/pm-pollution
2. Air toxics and the risk of autism spectrum disorder: the results of a population based case–control study in southwestern Pennsylvania
3. JaureguiAHuffPost201206052018-01-27Huffington PostHistoric Pittsburgh smoke control archives captures city's struggle with air pollution https://www.huffingtonpost.com/2012/06/05/historic-pittsburgh-smoke-control-photos_n_1569252.html
4. The Heinz Endowments201103092018-01-27Clearing the haze: understanding Western Pennsylvania's air pollution problem http://www.heinz.org/userfiles/library/2011-air_quality-the-response.pdf
5. WebnerRPost-gazette201401202018-01-27AGH receives grant for asthma research http://www.post-gazette.com/news/health/2014/01/21/AGH-receives-grant-for-asthma-research/stories/201401210063