Ramos, Marlon
Shao, Jia
Reis, Saulo D. S.
Anteneodo, Celia
Andrade, José S.
Havlin, Shlomo
Makse, Hernán A.
Article History
Received: 2 December 2014
Accepted: 10 March 2015
First Online: 19 May 2015
Competing interests
: The authors declare no competing financial interests.