@inproceedings{Lechner:2016MI, author = "Lechner, Gandalf", title = "{Hyperbolic PDEs with non-commutative time}", doi = "10.22323/1.224.0142", booktitle = "Proceedings of Frontiers of Fundamental Physics 14 {\textemdash} PoS(FFP14)", year = 2016, volume = "224", pages = "142" }