@inproceedings{O'Sullivan:20074y, author = "O'Sullivan, Shane and Gabuzda, Denise", title = "{Using Faraday rotation sign-reversals to study magnetic fields in AGN jets}", doi = "10.22323/1.036.0014", booktitle = "Proceedings of 8th European VLBI Network Symposium {\textemdash} PoS(8thEVN)", year = 2007, volume = "036", pages = "014" }