1. A. Einstein, Zur Elektrodynamik bewegter Körper. Ann. Phys. (Leipzig) 17, 891 (1905)
2. D. Mattingly, Modern tests of Lorentz invariance. Living Rev. Relat. 8, 5 (2005)
3. V.A. Kostelecký, N. Russell, Data tables for Lorentz and CPT violation. Rev. Mod. Phys. 83, 11 (2011); updated version available at arXiv:0801.0287
4. V.A. Kostelecký, Proceedings of the Sixth Meeting on CPT and Lorentz Symmetry (World Scientific, Singapore, 2014)
5. V.A. Kostelecký, S. Samuel, Spontaneous breaking of Lorentz symmetry in string theory. Phys. Rev. D 39, 683 (1989)