Gutiérrez Coba, Liliana, Andrea Salgado Cardona, and Javier Andrés Gómez Díaz. “Factors Associated to Perceived Credibility and Authority (or Social Influence) in Online News Media in Colombia”. Estudios sobre el Mensaje Periodístico 21 (October 13, 2015): 165–180. https://doi.org/10.5209/rev_ESMP.2015.v21.50671.