@article{palla2004statistical, title={Statistical mechanics of topological phase transitions in networks}, author={Palla, Gergely and Der{\'e}nyi, Imre and Farkas, Ill{\'e}s and Vicsek, Tam{\'a}s}, journal={Physical Review E}, volume={69}, number={4}, pages={046117}, year={2004}, publisher={APS} }