Mapcurves: a quantitative method for comparing categorical maps. - William W. Hargrove; Forrest M. Hoffman; Paul F. Hessburg (J. Geogr. Syst., 2006)

Spatial Decision Support for Assessing Impacts of Atmospheric Sulfur Deposition on Aquatic Ecosystems in the Southern Appalachian Region. - Keith M. Reynolds; Paul F. Hessburg; Timothy Sullivan; Nicholas Povak; Todd McDonnell; Bernard Cosby; William Jackson (HICSS, 2012)