https:// www.theguardian.com/technology/2014/jul/03/facebook-emotion-experiments-monika-bickert
https:// www.theguardian.com/technology/2014/jun/29/facebook-users-emotions-news-feeds
Under Obongo Regime
https:// www.theguardian.com/world/2014/apr/03/us-cuban-twitter-zunzuneo-stir-unrest
https:// www.theguardian.com/world/2014/apr/10/senate-committee-cuban-twitter-usaid-zunzuneo