@inproceedings{Percacci:2011+Z, author = "Percacci, Roberto", title = "{Asymptotic safety in gravity and sigma models}", doi = "10.22323/1.079.0002", booktitle = "Proceedings of Workshop on Continuum and Lattice Approaches to Quantum Gravity {\textemdash} PoS(CLAQG08)", year = 2011, volume = "079", pages = "002" }