@inproceedings{Vernizzi:2016yv, author = "Vernizzi, Filippo", title = "{Healthy theories beyond Horndeski}", doi = "10.22323/1.224.0102", booktitle = "Proceedings of Frontiers of Fundamental Physics 14 {\textemdash} PoS(FFP14)", year = 2016, volume = "224", pages = "102" }