@inproceedings{Algaba:2009gV, author = "Algaba, Juan Carlos and Gabuzda, Denise and Smith, Paul S.", title = "{Hints of High Core Faraday Rotations from a Joint Analysis of VLBA and Optical Polarization Data }", doi = "10.22323/1.072.0006", booktitle = "Proceedings of The 9th European VLBI Network Symposium on The role of VLBI in the Golden Age for Radio Astronomy and EVN Users Meeting {\textemdash} PoS(IX EVN Symposium)", year = 2009, volume = "072", pages = "006" }