Measuring the international digital divide: an application of Kohonen self-organising maps. - Joel I. Deichmann; Abdolreza Eshghi; Dominique Haughton; Sam Woolford; Selin Sayek (Int. J. Knowl. Learn., 2007)

Using SOMbrero to examine the economic convergence of European countries from 2001-2013. - Joel I. Deichmann; Abdolreza Eshghi; Dominique Haughton; Mingfei Li (WSOM, 2017)