Onnela, J., Arbesman, S., González, M. C., Barabási, A., & Christakis, N. A. (2011). Geographic Constraints on Social Network Groups. Public Library of Science.

Onnela, Jukka-Pekka, Samuel Arbesman, Marta C. González, Albert-László Barabási, و Nicholas A. Christakis. Geographic Constraints On Social Network Groups. Public Library of Science, 2011.

Onnela, Jukka-Pekka, et al. Geographic Constraints On Social Network Groups. Public Library of Science, 2011.