Mobilizers Mobilized: Information, Expression, Mobilization and Participation in the Digital Age. - Hernando Rojas; Eulàlia Puig-i-Abril (J. Comput. Mediat. Commun., 2009)

Weblogs, traditional sources online and political participation: an assessment of how the internet is changing the political environment. - Homero Gil de Zúñiga; Eulàlia Puig-i-Abril; Hernando Rojas (New Media Soc., 2009)

Silencing Political Opinions: An Assessment of the Influence of Geopolitical Contexts in Colombia. - Eulàlia Puig-i-Abril; Hernando Rojas (Commun. Res., 2018)