Marinho, L. B., T. Sandholm, C. de S. Baptista, I. Nunes, C. Nóbrega, and J. Araújo. “Extracting Geospatial Preferences Using Relational Neighbors”. Journal of Information and Data Management, vol. 3, no. 3, Oct. 2012, p. 364, doi:10.5753/jidm.2012.1459.