1. Frances Robles, Jess Bidgood, "Three months after maria, roughly half of Puerto Ricans still without power.” New York times (2017). Available at:https://www.nytimes.com/2017/12/29/us/puerto-rico-power-outage.html.
2. “Ten months without power: the Puerto Ricans still without electricity.”;Laughland;Guardian,2018
3. Site-seeing in disaster: an examination of on-line social convergence;Hughes,2008
4. Backchannels on the front lines: emergency uses of social media in the 2007 Southern California Wildfires;Sutton,2008
5. Crisis informatics—new data for extraordinary times;Palen;Science,2016