1. Adaptive non-parametric identification of dense areas using cell phone records for urban analysis
2. Armando Bazzani, Massimiliano Capriotti, Bruno Giorgini, Giuseppina Melchiorre, Sandro Rambaldi, Graziano Servizi, and Giorgio Turchetti, “A Model for Asystematic Mobility in Urban Space,” Laboratory of Fisica della Citt, University of Bologna, Italy, book The Dynamics of Complex Urban Systems An Interdisciplinary Approach. Physica-Verlag Heidelberg, 2007.
3. Balzs Cs. Csjia, Arnaud Browetc, V.A. Traagc, Jean Charles Delvennec, Etienne Huensc, Paul Van Doorenc, Zbigniew Smoredae, and Vincent D. Blondelc,”Exploring the Mobility of Mobile Phone Users,”2013.
4. Chaoming Song, Tal Koren, Pu Wang, and Albert-Laszlo Barabasi, “Modeling the Scaling Properties of Human Mobility,” 2010.
5. Daily travel behavior