Journal Article
                        
                        Rooney, Michael S, Raphael E Arku, Kathie L Dionisio, Christopher  Paciorek, Ari B Friedman, Heather  Carmichael, Zheng  Zhou, Allison F Hughes, Jose  Vallarino, and Samuel  Agyei-Mensah.  
"Spatial and temporal patterns of particulate matter sources and pollution in four communities in Accra, Ghana." (2012) Science of the Total Environment.