Gutierrez, R.Amann, A.Assenza, S.Gomez-Gardenes, J.Latora, V.Boccaletti, S.2012-04-182012-04-182012-04-18201110.1103/PhysRevLett.107.234103https://infoscience.epfl.ch/handle/20.500.14299/79430WOS:000297501900013We consider a set of interacting phase oscillators, with a coupling between synchronized nodes adaptively reinforced, and the constraint of a limited resource for a node to establish connections with the other units of the network. We show that such a competitive mechanism leads to the emergence of a rich modular structure underlying cluster synchronization, and to a scale-free distribution for the connection strengths of the units.enPlasticitytext::journal::journal article::research article