@inproceedings{Quadri:2012cf, author = "Quadri, Andrea and Binosi, Daniele", title = "{Canonical transformations in gauge theories with non-trivial backgrounds}", doi = "10.22323/1.157.0110", booktitle = "Proceedings of Sixth International Conference on Quarks and Nuclear Physics {\textemdash} PoS(QNP2012)", year = 2012, volume = "157", pages = "110" }