Alfi, V. and Parisi, G. and Pietronero, L.. How People React to a Deadline: The Distribution of Registrations of Statphys 23. Abstract Book of the XXIII IUPAP International Conference on Statistical Physics. editor(s) Pietronero, Luciano and Loreto, Vittorio and Zapperi, Stefano. Genova, Italy, Year 2007.

Newman, M. E. J.. The structure and function of complex networks. In SIAM Review, (45) 167, Year 2003.

Albert, Reka and Barabasi, Albert-Laszlo. Statistical mechanics of complex networks. In Reviews of Modern Physics, (74) 1: 47, APS, Year 2002.