Andrea Capocci, Vito Domenico Pietro Servedio, Francesca Colaiori, Luciana S. Buriol, Debora Donato, Stefano Leonardi, und Guido Caldarelli. Preferential attachment in the growth of social networks: the case of Wikipedia. CoRR, (abs/physics/0602026)2006. [PUMA: summerschool social network sna kdubiq wikipedia] URL