Arnau Gavaldà-Miralles, David R. Choffnes, John S. Otto, Mario A. Sánchez, Fabián E. Bustamante, Luís A. Nunes Amaral, Jordi Duch, Roger Guimerà. Impact of heterogeneity and socioeconomic factors on individual behavior in decentralized sharing ecosystems. Proc. Natl. Acad. Sci. USA, 111(43):15322-15327, 2014. [doi]