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\item Gonzales et al. (2008) Understanding individual human mobility patterns\cite{Gonz_lez_2008}   \item Wesolowski et al. (2013). The impact of biases in mobile phone ownership on estimates of human mobility\cite{Wesolowski_2013}   \item Blumenstock, JE.(2012). Inferring Patterns of Internal Migration from Mobile Phone Call Records: Evidence from Rwanda\cite{Blumenstock_2012}. Rwanda.   \item State, B. et al.(2014). Migration of Professionals to the U.S.: Evidence from LinkedIn Data10.1007/978-3-319-13734-6_37\cite{State_2014} Data \cite{State_2014}  \item Zagheni et al.(2014). Inferring International and Internal Migration Patterns from Twitter Data\cite{Zagheni:2014:III:2567948.2576930}   \item Wesolowski, et al.(2012). Quantifying the Impact of Human Mobility on Malaria \cite{Wesolowski_2012}   \item Balcan et al. (2009). Multiscale mobility networks and the spatial spreading of infectious diseases\cite{Balcan_2009} diseases