A set of metrics to assess stakeholder engagement and social legitimacy on a corporate Facebook page. - Enrique Bonsón; Melinda Ratkai (Online Inf. Rev., 2013)

Citizens' engagement on local governments' Facebook sites. An empirical analysis: The impact of different media and content types in Western Europe. - Enrique Bonsón; Sonia Royo; Melinda Ratkai (Gov. Inf. Q., 2015)