@inproceedings{Cosmai:2008iN, author = "Cosmai, Leonardo", title = "{Perturbing QCD with external fields}", doi = "10.22323/1.042.0295", booktitle = "Proceedings of The XXV International Symposium on Lattice Field Theory {\textemdash} PoS(LATTICE 2007)", year = 2008, volume = "042", pages = "295" }