@book{391663,
	author = {ESTADOS UNIDOS, National Research Council. Committee on Public Response to Alerts and Warnings Using Social Media: Current Knowledge and Research Gaps},
	title = {Public response to alerts and warnings using social media},
	publisher = {National Academies Press},
	year = {2013},
	address = {Washington, DC},
	note = {Ficheiro de 967 KB em formato PDF (92 p.).}
}