@inproceedings{Martinelli:2016Ji, author = "Martinelli, Matteo", title = "{Including birefringence into time evolution of CMB: Current and future constraints}", doi = "10.22323/1.263.0134", booktitle = "Proceedings of Proceedings of the Corfu Summer Institute 2015 {\textemdash} PoS(CORFU2015)", year = 2016, volume = "263", pages = "134" }