Aranda Serna, F. J., and J. Belda Iniesta. “The Delimitation of Freedom of Speech on the Internet: The Confrontation of Rights and Digital Censorship”. ADCAIJ: Advances in Distributed Computing and Artificial Intelligence Journal, vol. 7, no. 1, Apr. 2018, pp. 5-12, doi:10.14201/ADCAIJ201871512.