Cabré-Olivé, J., R. Flecha-García, V. Ionescu, C. Pulido, and T. Sordé-Martí. “Identifying the Relevance of Research Goals through Collecting Citizens’ Voices on Social Media”. International and Multidisciplinary Journal of Social Sciences, vol. 6, no. 1, Mar. 2017, pp. 70-102, doi:10.17583/rimcis.2017.2652.