Tawanna Dillahunt Jennifer Mankoff Eric Paulos Susan R. Fussell It's not all about "Green": energy use in low-income communities. 255-264 2009 UbiComp http://doi.acm.org/10.1145/1620545.1620583 conf/huc/2009 db/conf/huc/ubicomp2009.html#DillahuntMPF09