Louail, Thomas
Lenormand, Maxime
Cantu Ros, Oliva G.
Picornell, Miguel
Herranz, Ricardo
Frias-Martinez, Enrique
Ramasco, José J.
Barthelemy, Marc
Article History
Received: 27 January 2014
Accepted: 6 May 2014
First Online: 13 June 2014
Competing interests
: The authors declare no competing financial interests.