1. Abramson, J.B., Arterton, F.C., & Orren, G.R. (1988). The electronic commonwealth. Harvard University Press. https://books.google.es/books?id=oQd1vnyFLoUC&hl=ca&source=gbs_book_other_versions. Accessed 17 Sep 2018.
2. Aichholzer, G., & Strauß, S. (2016). Electronic participation in Europe. In R. Lindner, G. Aichholzer & L. Hennen (Eds.), Electronic democracy in Europe: Prospects and challenges of e-publics, e-participation and e-voting (pp. 55–132). Springer. https://doi.org/10.1007/978-3-319-27419-5_3
3. Baldersheim, H., & Kersting, N. (Eds.). (2004). Electronic voting and democracy: A comparative analysis. Palgrave Macmillan.
4. Barrat, J., & Pérez-Moneo, M. (2019). La digitalisación de los partidos políticos y el uso del voto electrónico. Cizur Menor: Thomson Reuters - Aranzadi.
5. Bartlett, R., & Deseriis, M. (2016). Loomio and the problem of deliberation, open democracy. https://www.opendemocracy.net/en/digitaliberties/loomio-and-problem-of-deliberation/