Hollowood, T., & Shore, G. (2008). The refractive index of curved spacetime: The fate of causality in QED. Nuclear Physics B, 795(1-2), pp. -171. doi:10.1016/j.nuclphysb.2007.11.034
Chicago Style CitationHollowood, Timothy, and Graham Shore. "The Refractive Index of Curved Spacetime: The Fate of Causality in QED." Nuclear Physics B 795, no. 1-2 (2008): -171.
MLA CitationHollowood, Timothy, and Graham Shore. "The Refractive Index of Curved Spacetime: The Fate of Causality in QED." Nuclear Physics B 795.1-2 (2008): -171.
Warning: These citations may not always be 100% accurate.