Alexander Amini Kevin S. Kung Chaogui Kang Stanislav Sobolevsky Carlo Ratti The Impact of Social Segregation on Human Mobility in Developing and Urbanized Regions. 2014 abs/1401.5743 CoRR http://arxiv.org/abs/1401.5743 db/journals/corr/corr1401.html#AminiKKSR14