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\bibitem{SofiaEleniSpatharioti+SethCooper2017} Sofia Eleni Spatharioti, \& Seth Cooper. (2017). On Variety, Complexity, and Engagement in Crowdsourced Disaster Response Tasks. In eds Aur{\'e}lie Montarnal Matthieu Lauras Chihab Hanachi F. B. Tina Comes (Ed.), \textit{Proceedings of the 14th International Conference on Information Systems for Crisis Response And Management} (pp. 489--498). Albi, France: Iscram.

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